[INFO] updating cached repository dat2/yate
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dat2/yate
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dat2/yate" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/dat2/yate"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/dat2/yate'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dat2/yate" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/dat2/yate"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/dat2/yate'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a124fd6b9d4bd4eae9010903529c8717be97a7d5
[INFO] sha for GitHub repo dat2/yate: a124fd6b9d4bd4eae9010903529c8717be97a7d5
[INFO] validating manifest of dat2/yate on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dat2/yate on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dat2/yate
[INFO] finished frobbing dat2/yate
[INFO] frobbed toml for dat2/yate written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/dat2/yate/Cargo.toml
[INFO] started frobbing dat2/yate
[INFO] finished frobbing dat2/yate
[INFO] frobbed toml for dat2/yate written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/dat2/yate/Cargo.toml
[INFO] crate dat2/yate already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking dat2/yate against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-0/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/dat2/yate:/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b0b2f11ad06bc598a3be866a5c2236cd4f055da848691fd3a517f0a69ad77f9b
[INFO] running `"docker" "start" "-a" "b0b2f11ad06bc598a3be866a5c2236cd4f055da848691fd3a517f0a69ad77f9b"`
[INFO] [stderr]     Checking yaml-rust v0.3.4
[INFO] [stderr]     Checking net2 v0.2.26
[INFO] [stderr]     Checking filetime v0.1.10
[INFO] [stderr]     Checking inotify v0.2.3
[INFO] [stderr]     Checking termion v1.1.1
[INFO] [stderr]     Checking miow v0.1.3
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking clap v2.15.0
[INFO] [stderr]     Checking notify v2.6.3
[INFO] [stderr]     Checking yate v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rope.rs:53:25
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn split(&self, i: usize) -> (RopeNode, RopeNode) {
[INFO] [stderr]    |                         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rope.rs:96:26
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stderr]    |                          ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> src/rope.rs:96:36
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stderr]    |                                    ^^^ help: consider prefixing with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rope.rs:53:25
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn split(&self, i: usize) -> (RopeNode, RopeNode) {
[INFO] [stderr]    |                         ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/rope.rs:96:26
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stderr]    |                          ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> src/rope.rs:96:36
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn report(&self, i: usize, len: usize) -> RopeNode {
[INFO] [stderr]    |                                    ^^^ help: consider prefixing with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.09s
[INFO] running `"docker" "inspect" "b0b2f11ad06bc598a3be866a5c2236cd4f055da848691fd3a517f0a69ad77f9b"`
[INFO] running `"docker" "rm" "-f" "b0b2f11ad06bc598a3be866a5c2236cd4f055da848691fd3a517f0a69ad77f9b"`
[INFO] [stdout] b0b2f11ad06bc598a3be866a5c2236cd4f055da848691fd3a517f0a69ad77f9b