[INFO] updating cached repository qmx/cargo-docserver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/qmx/cargo-docserver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/qmx/cargo-docserver" "work/ex/clippy-test-run/sources/stable/gh/qmx/cargo-docserver"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/qmx/cargo-docserver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/qmx/cargo-docserver" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/qmx/cargo-docserver"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/qmx/cargo-docserver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e2406800d28c02958e00101c052e4c1b026eb17f
[INFO] sha for GitHub repo qmx/cargo-docserver: e2406800d28c02958e00101c052e4c1b026eb17f
[INFO] validating manifest of qmx/cargo-docserver 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 qmx/cargo-docserver 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 qmx/cargo-docserver
[INFO] finished frobbing qmx/cargo-docserver
[INFO] frobbed toml for qmx/cargo-docserver written to work/ex/clippy-test-run/sources/stable/gh/qmx/cargo-docserver/Cargo.toml
[INFO] started frobbing qmx/cargo-docserver
[INFO] finished frobbing qmx/cargo-docserver
[INFO] frobbed toml for qmx/cargo-docserver written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/qmx/cargo-docserver/Cargo.toml
[INFO] crate qmx/cargo-docserver 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 qmx/cargo-docserver against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/qmx/cargo-docserver:/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] 22796b5440126665b23077ebd506aff12dfe4c532caa53dbc42e4a2ffc2ba5be
[INFO] running `"docker" "start" "-a" "22796b5440126665b23077ebd506aff12dfe4c532caa53dbc42e4a2ffc2ba5be"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.8
[INFO] [stderr]     Checking tokio-executor v0.1.2
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]     Checking tokio-io v0.1.7
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]     Checking tokio-timer v0.2.4
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
[INFO] [stderr]     Checking tokio-reactor v0.1.2
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking h2 v0.1.10
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking tokio-threadpool v0.1.5
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.2
[INFO] [stderr]     Checking tokio v0.1.7
[INFO] [stderr]     Checking hyper v0.12.6
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking cargo_metadata v0.6.0
[INFO] [stderr]     Checking cargo-docserver v0.1.2-alpha.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[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:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:65:50
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let sanitized_path = path.trim_right_matches("/");
[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/main.rs:66:32
[INFO] [stderr]    |
[INFO] [stderr] 66 |     if sanitized_path.contains(".") {
[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/main.rs:74:28
[INFO] [stderr]    |
[INFO] [stderr] 74 |     path.trim_left_matches("/").to_string()
[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/main.rs:65:50
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let sanitized_path = path.trim_right_matches("/");
[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/main.rs:66:32
[INFO] [stderr]    |
[INFO] [stderr] 66 |     if sanitized_path.contains(".") {
[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/main.rs:74:28
[INFO] [stderr]    |
[INFO] [stderr] 74 |     path.trim_left_matches("/").to_string()
[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 43.58s
[INFO] running `"docker" "inspect" "22796b5440126665b23077ebd506aff12dfe4c532caa53dbc42e4a2ffc2ba5be"`
[INFO] running `"docker" "rm" "-f" "22796b5440126665b23077ebd506aff12dfe4c532caa53dbc42e4a2ffc2ba5be"`
[INFO] [stdout] 22796b5440126665b23077ebd506aff12dfe4c532caa53dbc42e4a2ffc2ba5be