[INFO] updating cached repository sile/jaeger_remote_tracer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sile/jaeger_remote_tracer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sile/jaeger_remote_tracer" "work/ex/clippy-test-run/sources/stable/gh/sile/jaeger_remote_tracer"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/sile/jaeger_remote_tracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sile/jaeger_remote_tracer" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sile/jaeger_remote_tracer"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sile/jaeger_remote_tracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fd882e5633bd7f1314976f4bbe1a7061607de433
[INFO] sha for GitHub repo sile/jaeger_remote_tracer: fd882e5633bd7f1314976f4bbe1a7061607de433
[INFO] validating manifest of sile/jaeger_remote_tracer on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sile/jaeger_remote_tracer on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sile/jaeger_remote_tracer
[INFO] finished frobbing sile/jaeger_remote_tracer
[INFO] frobbed toml for sile/jaeger_remote_tracer written to work/ex/clippy-test-run/sources/stable/gh/sile/jaeger_remote_tracer/Cargo.toml
[INFO] started frobbing sile/jaeger_remote_tracer
[INFO] finished frobbing sile/jaeger_remote_tracer
[INFO] frobbed toml for sile/jaeger_remote_tracer written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/sile/jaeger_remote_tracer/Cargo.toml
[INFO] crate sile/jaeger_remote_tracer has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting sile/jaeger_remote_tracer against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/sile/jaeger_remote_tracer:/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" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ab33b4d97aec3c4e8695f4958162e027cdb0f21d52557f93f03a5f625114ad60
[INFO] running `"docker" "start" "-a" "ab33b4d97aec3c4e8695f4958162e027cdb0f21d52557f93f03a5f625114ad60"`
[INFO] [stderr]     Checking nbchan v0.1.0
[INFO] [stderr]     Checking serde v1.0.23
[INFO] [stderr]     Checking splay_tree v0.2.9
[INFO] [stderr]     Checking slog v2.0.12
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]     Checking hostname v0.1.3
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking rmp v0.8.7
[INFO] [stderr]     Checking handy_async v0.2.13
[INFO] [stderr]     Checking clap v2.28.0
[INFO] [stderr]    Compiling serde_derive v1.0.23
[INFO] [stderr]     Checking mio v0.6.11
[INFO] [stderr]     Checking trackable v0.2.8
[INFO] [stderr]     Checking thrift_codec v0.1.1
[INFO] [stderr]     Checking rustracing v0.1.4
[INFO] [stderr]     Checking fibers v0.1.8
[INFO] [stderr]     Checking rustracing_jaeger v0.1.3
[INFO] [stderr]     Checking miasht v0.0.4
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking rmp-serde v0.13.7
[INFO] [stderr]     Checking serde_json v1.0.7
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking serdeconv v0.3.0
[INFO] [stderr]     Checking htrpc v0.0.15
[INFO] [stderr]     Checking jaeger_remote_tracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/server.rs:41:30
[INFO] [stderr]    |
[INFO] [stderr] 41 |             tags: tags.split(",")
[INFO] [stderr]    |                              ^^^ help: try using a char instead: `','`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/server.rs:44:46
[INFO] [stderr]    |
[INFO] [stderr] 44 |                     let mut i = kv.splitn(2, ":");
[INFO] [stderr]    |                                              ^^^ help: try using a char instead: `':'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/server.rs:41:30
[INFO] [stderr]    |
[INFO] [stderr] 41 |             tags: tags.split(",")
[INFO] [stderr]    |                              ^^^ help: try using a char instead: `','`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/server.rs:44:46
[INFO] [stderr]    |
[INFO] [stderr] 44 |                     let mut i = kv.splitn(2, ":");
[INFO] [stderr]    |                                              ^^^ help: try using a char instead: `':'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.02s
[INFO] running `"docker" "inspect" "ab33b4d97aec3c4e8695f4958162e027cdb0f21d52557f93f03a5f625114ad60"`
[INFO] running `"docker" "rm" "-f" "ab33b4d97aec3c4e8695f4958162e027cdb0f21d52557f93f03a5f625114ad60"`
[INFO] [stdout] ab33b4d97aec3c4e8695f4958162e027cdb0f21d52557f93f03a5f625114ad60