Dec 18 18:03:57.087 INFO checking bosh_compiler-0.0.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 18:03:57.087 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/bosh_compiler/0.0.0:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 18:03:57.412 INFO [stdout] e405960e03107a0e1f53604d60bf0566229ea8db886f509597db1d73d0076d39
Dec 18 18:03:57.418 INFO running `"docker" "start" "-a" "e405960e03107a0e1f53604d60bf0566229ea8db886f509597db1d73d0076d39"`
Dec 18 18:03:58.660 INFO [stderr]     Checking bosh_compiler v0.0.0 (/opt/crater/workdir)
Dec 18 18:03:59.192 INFO [stderr] warning: unused imports: `Costume`, `Target`
Dec 18 18:03:59.192 INFO [stderr]  --> src/compiler/mod.rs:4:40
Dec 18 18:03:59.192 INFO [stderr]   |
Dec 18 18:03:59.192 INFO [stderr] 4 | use self::s3::{CompileResult, Project, Target, Costume, ProjectMetadata};
Dec 18 18:03:59.192 INFO [stderr]   |                                        ^^^^^^  ^^^^^^^
Dec 18 18:03:59.192 INFO [stderr]   |
Dec 18 18:03:59.192 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 18:03:59.192 INFO [stderr] 
Dec 18 18:03:59.192 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 18 18:03:59.192 INFO [stderr]  --> src/compiler/mod.rs:7:5
Dec 18 18:03:59.192 INFO [stderr]   |
Dec 18 18:03:59.192 INFO [stderr] 7 | use std::collections::HashMap;
Dec 18 18:03:59.192 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 18:03:59.192 INFO [stderr] 
Dec 18 18:03:59.268 INFO [stderr] warning: unused imports: `Costume`, `Target`
Dec 18 18:03:59.268 INFO [stderr]  --> src/compiler/mod.rs:4:40
Dec 18 18:03:59.268 INFO [stderr]   |
Dec 18 18:03:59.268 INFO [stderr] 4 | use self::s3::{CompileResult, Project, Target, Costume, ProjectMetadata};
Dec 18 18:03:59.268 INFO [stderr]   |                                        ^^^^^^  ^^^^^^^
Dec 18 18:03:59.268 INFO [stderr]   |
Dec 18 18:03:59.268 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 18:03:59.268 INFO [stderr] 
Dec 18 18:03:59.268 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 18 18:03:59.268 INFO [stderr]  --> src/compiler/mod.rs:7:5
Dec 18 18:03:59.268 INFO [stderr]   |
Dec 18 18:03:59.268 INFO [stderr] 7 | use std::collections::HashMap;
Dec 18 18:03:59.268 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 18:03:59.268 INFO [stderr] 
Dec 18 18:03:59.660 INFO [stderr] warning: variable does not need to be mutable
Dec 18 18:03:59.660 INFO [stderr]   --> src/compiler/mod.rs:32:9
Dec 18 18:03:59.661 INFO [stderr]    |
Dec 18 18:03:59.661 INFO [stderr] 32 |     let mut project = Project {
Dec 18 18:03:59.661 INFO [stderr]    |         ----^^^^^^^
Dec 18 18:03:59.661 INFO [stderr]    |         |
Dec 18 18:03:59.661 INFO [stderr]    |         help: remove this `mut`
Dec 18 18:03:59.661 INFO [stderr]    |
Dec 18 18:03:59.661 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 18:03:59.661 INFO [stderr] 
Dec 18 18:03:59.924 INFO [stderr] warning: variable does not need to be mutable
Dec 18 18:03:59.924 INFO [stderr]   --> src/compiler/mod.rs:32:9
Dec 18 18:03:59.924 INFO [stderr]    |
Dec 18 18:03:59.924 INFO [stderr] 32 |     let mut project = Project {
Dec 18 18:03:59.924 INFO [stderr]    |         ----^^^^^^^
Dec 18 18:03:59.924 INFO [stderr]    |         |
Dec 18 18:03:59.924 INFO [stderr]    |         help: remove this `mut`
Dec 18 18:03:59.924 INFO [stderr]    |
Dec 18 18:03:59.924 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 18:03:59.924 INFO [stderr] 
Dec 18 18:04:00.034 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
Dec 18 18:04:01.282 INFO running `"docker" "inspect" "e405960e03107a0e1f53604d60bf0566229ea8db886f509597db1d73d0076d39"`
Dec 18 18:04:01.496 INFO running `"docker" "rm" "-f" "e405960e03107a0e1f53604d60bf0566229ea8db886f509597db1d73d0076d39"`
Dec 18 18:04:01.795 INFO [stdout] e405960e03107a0e1f53604d60bf0566229ea8db886f509597db1d73d0076d39