[INFO] updating cached repository terakun/quoridor_view [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/terakun/quoridor_view [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/terakun/quoridor_view" "work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/terakun/quoridor_view"` [INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/terakun/quoridor_view'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/terakun/quoridor_view" "work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/terakun/quoridor_view"` [INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/terakun/quoridor_view'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6191e998177e323ca89cb672e263b05f06438035 [INFO] sha for GitHub repo terakun/quoridor_view: 6191e998177e323ca89cb672e263b05f06438035 [INFO] validating manifest of terakun/quoridor_view on toolchain master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of terakun/quoridor_view on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing terakun/quoridor_view [INFO] finished frobbing terakun/quoridor_view [INFO] frobbed toml for terakun/quoridor_view written to work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/terakun/quoridor_view/Cargo.toml [INFO] started frobbing terakun/quoridor_view [INFO] finished frobbing terakun/quoridor_view [INFO] frobbed toml for terakun/quoridor_view written to work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/terakun/quoridor_view/Cargo.toml [INFO] crate terakun/quoridor_view already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking terakun/quoridor_view against try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af for pr-61753 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61753/worker-7/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/terakun/quoridor_view:/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" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 28bd9db49b187f9f352e47d740bf839b1414fbba85bf209cf6145bde48b18beb [INFO] running `"docker" "start" "-a" "28bd9db49b187f9f352e47d740bf839b1414fbba85bf209cf6145bde48b18beb"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Checking unic-common v0.7.0 [INFO] [stderr] Checking unic-char-range v0.7.0 [INFO] [stderr] Checking deunicode v0.4.3 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling num_cpus v1.10.0 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Checking backtrace-sys v0.1.28 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Checking filetime v0.2.4 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Compiling syn v0.15.27 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking backtrace v0.3.14 [INFO] [stderr] Checking unic-ucd-version v0.7.0 [INFO] [stderr] Checking unic-char-property v0.7.0 [INFO] [stderr] Checking slug v0.1.4 [INFO] [stderr] Checking hyper v0.10.15 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking inotify v0.6.1 [INFO] [stderr] Checking error-chain v0.12.0 [INFO] [stderr] Checking unic-ucd-segment v0.7.0 [INFO] [stderr] Checking cookie v0.11.0 [INFO] [stderr] Checking mio-extras v2.0.5 [INFO] [stderr] Checking notify v4.0.9 [INFO] [stderr] Checking unic-segment v0.7.0 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling devise_core v0.2.0 [INFO] [stderr] Compiling pest_generator v2.1.0 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling devise_codegen v0.2.0 [INFO] [stderr] Compiling pear v0.1.2 [INFO] [stderr] Checking rocket_http v0.4.0 [INFO] [stderr] Checking handlebars v1.1.0 [INFO] [stderr] Checking tera v0.11.20 [INFO] [stderr] Compiling devise v0.2.0 [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 quoridor_viewer v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `status` [INFO] [stderr] --> src/main.rs:63:25 [INFO] [stderr] | [INFO] [stderr] 63 | Ok(Some(status)) => { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_status` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/main.rs:88:9 [INFO] [stderr] | [INFO] [stderr] 88 | fn room(id: usize, file: PathBuf) -> Option { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_id` [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:100:9 [INFO] [stderr] | [INFO] [stderr] 100 | let mut state = state.lock().unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:153:9 [INFO] [stderr] | [INFO] [stderr] 153 | let mut state = Arc::new(Mutex::new(Service { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `status` [INFO] [stderr] --> src/main.rs:63:25 [INFO] [stderr] | [INFO] [stderr] 63 | Ok(Some(status)) => { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_status` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/main.rs:88:9 [INFO] [stderr] | [INFO] [stderr] 88 | fn room(id: usize, file: PathBuf) -> Option { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_id` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:100:9 [INFO] [stderr] | [INFO] [stderr] 100 | let mut state = state.lock().unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:153:9 [INFO] [stderr] | [INFO] [stderr] 153 | let mut state = Arc::new(Mutex::new(Service { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 08s [INFO] running `"docker" "inspect" "28bd9db49b187f9f352e47d740bf839b1414fbba85bf209cf6145bde48b18beb"` [INFO] running `"docker" "rm" "-f" "28bd9db49b187f9f352e47d740bf839b1414fbba85bf209cf6145bde48b18beb"` [INFO] [stdout] 28bd9db49b187f9f352e47d740bf839b1414fbba85bf209cf6145bde48b18beb