[INFO] updating cached repository Kode-Cultur/rusty-gopher
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Kode-Cultur/rusty-gopher
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Kode-Cultur/rusty-gopher" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/Kode-Cultur/rusty-gopher"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/Kode-Cultur/rusty-gopher'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Kode-Cultur/rusty-gopher" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/Kode-Cultur/rusty-gopher"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/Kode-Cultur/rusty-gopher'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c2480e8ccf719ad56cd08b49ff7da40232b2a83f
[INFO] sha for GitHub repo Kode-Cultur/rusty-gopher: c2480e8ccf719ad56cd08b49ff7da40232b2a83f
[INFO] validating manifest of Kode-Cultur/rusty-gopher on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Kode-Cultur/rusty-gopher on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Kode-Cultur/rusty-gopher
[INFO] finished frobbing Kode-Cultur/rusty-gopher
[INFO] frobbed toml for Kode-Cultur/rusty-gopher written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/Kode-Cultur/rusty-gopher/Cargo.toml
[INFO] started frobbing Kode-Cultur/rusty-gopher
[INFO] finished frobbing Kode-Cultur/rusty-gopher
[INFO] frobbed toml for Kode-Cultur/rusty-gopher written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/Kode-Cultur/rusty-gopher/Cargo.toml
[INFO] crate Kode-Cultur/rusty-gopher already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Kode-Cultur/rusty-gopher against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-0/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/Kode-Cultur/rusty-gopher:/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 72e979d53a557117b79c8570783ef26762e9c9aa3b89098979928c6562e60637
[INFO] running `"docker" "start" "-a" "72e979d53a557117b79c8570783ef26762e9c9aa3b89098979928c6562e60637"`
[INFO] [stderr]     Checking slog v2.2.3
[INFO] [stderr]     Checking isatty v0.1.7
[INFO] [stderr]     Checking users v0.6.1
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]     Checking slog-term v2.4.0
[INFO] [stderr]     Checking tokio-reactor v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.0
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.45
[INFO] [stderr]     Checking tokio v0.1.6
[INFO] [stderr]     Checking docopt v0.8.3
[INFO] [stderr]     Checking rusty-gopher v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `search_string`
[INFO] [stderr]    --> src/main.rs:229:56
[INFO] [stderr]     |
[INFO] [stderr] 229 |                     GopherMessage::SearchDir(selector, search_string) => {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_search_string`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `search_string`
[INFO] [stderr]    --> src/main.rs:229:56
[INFO] [stderr]     |
[INFO] [stderr] 229 |                     GopherMessage::SearchDir(selector, search_string) => {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_search_string`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SearchDir`
[INFO] [stderr]    --> src/main.rs:241:5
[INFO] [stderr]     |
[INFO] [stderr] 241 |     SearchDir(String, String),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SearchDir`
[INFO] [stderr]    --> src/main.rs:241:5
[INFO] [stderr]     |
[INFO] [stderr] 241 |     SearchDir(String, String),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.66s
[INFO] running `"docker" "inspect" "72e979d53a557117b79c8570783ef26762e9c9aa3b89098979928c6562e60637"`
[INFO] running `"docker" "rm" "-f" "72e979d53a557117b79c8570783ef26762e9c9aa3b89098979928c6562e60637"`
[INFO] [stdout] 72e979d53a557117b79c8570783ef26762e9c9aa3b89098979928c6562e60637