[INFO] updating cached repository motecshine/rocket-example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/motecshine/rocket-example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/motecshine/rocket-example" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/motecshine/rocket-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/motecshine/rocket-example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/motecshine/rocket-example" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/motecshine/rocket-example"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/motecshine/rocket-example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a32b7d87a548cf5822146802244c30bccef6c20d
[INFO] sha for GitHub repo motecshine/rocket-example: a32b7d87a548cf5822146802244c30bccef6c20d
[INFO] validating manifest of motecshine/rocket-example on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of motecshine/rocket-example on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing motecshine/rocket-example
[INFO] finished frobbing motecshine/rocket-example
[INFO] frobbed toml for motecshine/rocket-example written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/motecshine/rocket-example/Cargo.toml
[INFO] started frobbing motecshine/rocket-example
[INFO] finished frobbing motecshine/rocket-example
[INFO] frobbed toml for motecshine/rocket-example written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/motecshine/rocket-example/Cargo.toml
[INFO] crate motecshine/rocket-example already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking motecshine/rocket-example against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-1/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/motecshine/rocket-example:/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 87010da79c09cad9d150484a6735bb48f9f2183e4faf4932341e2370a1f4c0f6
[INFO] running `"docker" "start" "-a" "87010da79c09cad9d150484a6735bb48f9f2183e4faf4932341e2370a1f4c0f6"`
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.4
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling diesel_derives v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]    Compiling rocket_contrib_codegen v0.4.0
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking notify v4.0.9
[INFO] [stderr]     Checking rocket_http v0.4.0
[INFO] [stderr]     Checking diesel v1.4.1
[INFO] [stderr]    Compiling rocket_codegen v0.4.0
[INFO] [stderr]     Checking rocket v0.4.0
[INFO] [stderr]     Checking rocket_contrib v0.4.0
[INFO] [stderr]     Checking msgboard v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]    --> src/main.rs:108:11
[INFO] [stderr]     |
[INFO] [stderr] 108 | fn unlike(conn: MsgBoard, thread_id: i32) {
[INFO] [stderr]     |           ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread_id`
[INFO] [stderr]    --> src/main.rs:108:27
[INFO] [stderr]     |
[INFO] [stderr] 108 | fn unlike(conn: MsgBoard, thread_id: i32) {
[INFO] [stderr]     |                           ^^^^^^^^^ help: consider prefixing with an underscore: `_thread_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]    --> src/main.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 | fn like(conn: MsgBoard, thread_id: i32) {
[INFO] [stderr]     |         ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread_id`
[INFO] [stderr]    --> src/main.rs:114:25
[INFO] [stderr]     |
[INFO] [stderr] 114 | fn like(conn: MsgBoard, thread_id: i32) {
[INFO] [stderr]     |                         ^^^^^^^^^ help: consider prefixing with an underscore: `_thread_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]    --> src/main.rs:120:13
[INFO] [stderr]     |
[INFO] [stderr] 120 | fn comments(conn: MsgBoard) {
[INFO] [stderr]     |             ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]    --> src/main.rs:126:19
[INFO] [stderr]     |
[INFO] [stderr] 126 | fn create_comment(conn: MsgBoard) {
[INFO] [stderr]     |                   ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]    --> src/main.rs:108:11
[INFO] [stderr]     |
[INFO] [stderr] 108 | fn unlike(conn: MsgBoard, thread_id: i32) {
[INFO] [stderr]     |           ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread_id`
[INFO] [stderr]    --> src/main.rs:108:27
[INFO] [stderr]     |
[INFO] [stderr] 108 | fn unlike(conn: MsgBoard, thread_id: i32) {
[INFO] [stderr]     |                           ^^^^^^^^^ help: consider prefixing with an underscore: `_thread_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]    --> src/main.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 | fn like(conn: MsgBoard, thread_id: i32) {
[INFO] [stderr]     |         ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread_id`
[INFO] [stderr]    --> src/main.rs:114:25
[INFO] [stderr]     |
[INFO] [stderr] 114 | fn like(conn: MsgBoard, thread_id: i32) {
[INFO] [stderr]     |                         ^^^^^^^^^ help: consider prefixing with an underscore: `_thread_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]    --> src/main.rs:120:13
[INFO] [stderr]     |
[INFO] [stderr] 120 | fn comments(conn: MsgBoard) {
[INFO] [stderr]     |             ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]    --> src/main.rs:126:19
[INFO] [stderr]     |
[INFO] [stderr] 126 | fn create_comment(conn: MsgBoard) {
[INFO] [stderr]     |                   ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `"docker" "inspect" "87010da79c09cad9d150484a6735bb48f9f2183e4faf4932341e2370a1f4c0f6"`
[INFO] running `"docker" "rm" "-f" "87010da79c09cad9d150484a6735bb48f9f2183e4faf4932341e2370a1f4c0f6"`
[INFO] [stdout] 87010da79c09cad9d150484a6735bb48f9f2183e4faf4932341e2370a1f4c0f6