[INFO] updating cached repository wataru-script/rustPractice
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wataru-script/rustPractice
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wataru-script/rustPractice" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/wataru-script/rustPractice"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/wataru-script/rustPractice'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wataru-script/rustPractice" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/wataru-script/rustPractice"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/wataru-script/rustPractice'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8bf88b37fac774e17b807f5b4e95bf5a11f485c6
[INFO] sha for GitHub repo wataru-script/rustPractice: 8bf88b37fac774e17b807f5b4e95bf5a11f485c6
[INFO] validating manifest of wataru-script/rustPractice 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 wataru-script/rustPractice 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 wataru-script/rustPractice
[INFO] finished frobbing wataru-script/rustPractice
[INFO] frobbed toml for wataru-script/rustPractice written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/wataru-script/rustPractice/Cargo.toml
[INFO] started frobbing wataru-script/rustPractice
[INFO] finished frobbing wataru-script/rustPractice
[INFO] frobbed toml for wataru-script/rustPractice written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/wataru-script/rustPractice/Cargo.toml
[INFO] crate wataru-script/rustPractice 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 wataru-script/rustPractice against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-0/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/wataru-script/rustPractice:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 15c078ff5ade2157d4ef59e5a26909a3e811355488fa6cfc19a34f6b29fbc89b
[INFO] running `"docker" "start" "-a" "15c078ff5ade2157d4ef59e5a26909a3e811355488fa6cfc19a34f6b29fbc89b"`
[INFO] [stderr]     Checking test_project v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/threads/children.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/formula/enum_maker.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let x: Choise<i32, i32> = Choise::Hey(200);
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/ownership/core.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let y: i32;
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr] warning: variant is never constructed: `Yo`
[INFO] [stderr]  --> src/formula/enum_maker.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Yo(Z),
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `work`
[INFO] [stderr]   --> src/main.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |     let work = drop::Schedule { limit: 1 };
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_work`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `movie`
[INFO] [stderr]   --> src/main.rs:80:9
[INFO] [stderr]    |
[INFO] [stderr] 80 |     let movie = drop::Schedule { limit: 100 };
[INFO] [stderr]    |         ^^^^^ help: consider prefixing with an underscore: `_movie`
[INFO] [stderr] 
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/threads/children.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/formula/enum_maker.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let x: Choise<i32, i32> = Choise::Hey(200);
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]   --> src/ownership/core.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let y: i32;
[INFO] [stderr]    |         ^ help: consider prefixing with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Yo`
[INFO] [stderr]  --> src/formula/enum_maker.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Yo(Z),
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `work`
[INFO] [stderr]   --> src/main.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |     let work = drop::Schedule { limit: 1 };
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_work`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `movie`
[INFO] [stderr]   --> src/main.rs:80:9
[INFO] [stderr]    |
[INFO] [stderr] 80 |     let movie = drop::Schedule { limit: 100 };
[INFO] [stderr]    |         ^^^^^ help: consider prefixing with an underscore: `_movie`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.02s
[INFO] running `"docker" "inspect" "15c078ff5ade2157d4ef59e5a26909a3e811355488fa6cfc19a34f6b29fbc89b"`
[INFO] running `"docker" "rm" "-f" "15c078ff5ade2157d4ef59e5a26909a3e811355488fa6cfc19a34f6b29fbc89b"`
[INFO] [stdout] 15c078ff5ade2157d4ef59e5a26909a3e811355488fa6cfc19a34f6b29fbc89b