[INFO] updating cached repository yakovs83/code_ninjas
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yakovs83/code_ninjas
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yakovs83/code_ninjas" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/yakovs83/code_ninjas"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/yakovs83/code_ninjas'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yakovs83/code_ninjas" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/yakovs83/code_ninjas"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/yakovs83/code_ninjas'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5b6f01d7ab6411487fc6d7b22b6af74e580617c3
[INFO] sha for GitHub repo yakovs83/code_ninjas: 5b6f01d7ab6411487fc6d7b22b6af74e580617c3
[INFO] validating manifest of yakovs83/code_ninjas on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of yakovs83/code_ninjas on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing yakovs83/code_ninjas
[INFO] finished frobbing yakovs83/code_ninjas
[INFO] frobbed toml for yakovs83/code_ninjas written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/yakovs83/code_ninjas/Cargo.toml
[INFO] started frobbing yakovs83/code_ninjas
[INFO] finished frobbing yakovs83/code_ninjas
[INFO] frobbed toml for yakovs83/code_ninjas written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/yakovs83/code_ninjas/Cargo.toml
[INFO] crate yakovs83/code_ninjas already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking yakovs83/code_ninjas against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-2/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/yakovs83/code_ninjas:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] de29ae66a8e48104005aa453b801ea79e0944a51e6cc4427ea0609c610074ab3
[INFO] running `"docker" "start" "-a" "de29ae66a8e48104005aa453b801ea79e0944a51e6cc4427ea0609c610074ab3"`
[INFO] [stderr]     Checking code_ninjas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `in2`
[INFO] [stderr]  --> src/main.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let in2 = vec![3, 4, 5, 4];
[INFO] [stderr]   |         ^^^ help: consider prefixing with an underscore: `_in2`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `in3`
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let in3 = vec![3, 4, 6, 4, 5];
[INFO] [stderr]   |         ^^^ help: consider prefixing with an underscore: `_in3`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `in2`
[INFO] [stderr]  --> src/main.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let in2 = vec![3, 4, 5, 4];
[INFO] [stderr]   |         ^^^ help: consider prefixing with an underscore: `_in2`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `in3`
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let in3 = vec![3, 4, 6, 4, 5];
[INFO] [stderr]   |         ^^^ help: consider prefixing with an underscore: `_in3`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "de29ae66a8e48104005aa453b801ea79e0944a51e6cc4427ea0609c610074ab3"`
[INFO] running `"docker" "rm" "-f" "de29ae66a8e48104005aa453b801ea79e0944a51e6cc4427ea0609c610074ab3"`
[INFO] [stdout] de29ae66a8e48104005aa453b801ea79e0944a51e6cc4427ea0609c610074ab3