Dec 18 16:31:18.867 INFO checking film-0.0.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 16:31:18.867 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/film/0.0.1:/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 16:31:19.055 INFO [stdout] d6609a764de41fc591a1c58d309018eb6808b499141bfd096b2a50ca06fecfbd
Dec 18 16:31:19.058 INFO running `"docker" "start" "-a" "d6609a764de41fc591a1c58d309018eb6808b499141bfd096b2a50ca06fecfbd"`
Dec 18 16:31:19.678 INFO [stderr]     Checking film v0.0.1 (/opt/crater/workdir)
Dec 18 16:31:20.128 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 16:31:20.128 INFO [stderr]  --> src/lib.rs:1:1
Dec 18 16:31:20.128 INFO [stderr]   |
Dec 18 16:31:20.128 INFO [stderr] 1 | #[macro_use] extern crate failure;
Dec 18 16:31:20.128 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 16:31:20.128 INFO [stderr]   |
Dec 18 16:31:20.128 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:31:20.128 INFO [stderr] 
Dec 18 16:31:20.128 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 16:31:20.128 INFO [stderr]  --> src/lib.rs:2:1
Dec 18 16:31:20.128 INFO [stderr]   |
Dec 18 16:31:20.128 INFO [stderr] 2 | #[macro_use] extern crate lazy_static;
Dec 18 16:31:20.128 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 16:31:20.128 INFO [stderr] 
Dec 18 16:31:20.136 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 16:31:20.136 INFO [stderr]  --> src/lib.rs:1:1
Dec 18 16:31:20.136 INFO [stderr]   |
Dec 18 16:31:20.136 INFO [stderr] 1 | #[macro_use] extern crate failure;
Dec 18 16:31:20.136 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 16:31:20.136 INFO [stderr]   |
Dec 18 16:31:20.136 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:31:20.136 INFO [stderr] 
Dec 18 16:31:20.136 INFO [stderr] warning: unused imports: `Arc`, `self`
Dec 18 16:31:20.136 INFO [stderr]  --> src/lib.rs:9:21
Dec 18 16:31:20.136 INFO [stderr]   |
Dec 18 16:31:20.136 INFO [stderr] 9 |     use std::sync::{self, Arc, Mutex};
Dec 18 16:31:20.136 INFO [stderr]   |                     ^^^^  ^^^
Dec 18 16:31:20.136 INFO [stderr] 
Dec 18 16:31:20.244 INFO [stderr] warning: variable does not need to be mutable
Dec 18 16:31:20.244 INFO [stderr]   --> src/lib.rs:89:21
Dec 18 16:31:20.244 INFO [stderr]    |
Dec 18 16:31:20.244 INFO [stderr] 89 |                 let mut output = Mutex::new(Vec::new());
Dec 18 16:31:20.244 INFO [stderr]    |                     ----^^^^^^
Dec 18 16:31:20.244 INFO [stderr]    |                     |
Dec 18 16:31:20.244 INFO [stderr]    |                     help: remove this `mut`
Dec 18 16:31:20.244 INFO [stderr]    |
Dec 18 16:31:20.244 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 16:31:20.244 INFO [stderr] 
Dec 18 16:31:20.245 INFO [stderr] warning: variant is never constructed: `Sync`
Dec 18 16:31:20.245 INFO [stderr]   --> src/lib.rs:17:9
Dec 18 16:31:20.245 INFO [stderr]    |
Dec 18 16:31:20.245 INFO [stderr] 17 |         Sync,
Dec 18 16:31:20.245 INFO [stderr]    |         ^^^^
Dec 18 16:31:20.245 INFO [stderr]    |
Dec 18 16:31:20.245 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 16:31:20.245 INFO [stderr] 
Dec 18 16:31:20.246 INFO [stderr] warning: method is never used: `new`
Dec 18 16:31:20.246 INFO [stderr]   --> src/lib.rs:42:9
Dec 18 16:31:20.246 INFO [stderr]    |
Dec 18 16:31:20.246 INFO [stderr] 42 |         pub fn new(inner: Context<ErrorKind>) -> Error {
Dec 18 16:31:20.246 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:31:20.246 INFO [stderr] 
Dec 18 16:31:20.246 INFO [stderr] warning: method is never used: `kind`
Dec 18 16:31:20.246 INFO [stderr]   --> src/lib.rs:46:9
Dec 18 16:31:20.246 INFO [stderr]    |
Dec 18 16:31:20.246 INFO [stderr] 46 |         pub fn kind(&self) -> &ErrorKind {
Dec 18 16:31:20.246 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:31:20.246 INFO [stderr] 
Dec 18 16:31:20.278 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Dec 18 16:31:20.507 INFO running `"docker" "inspect" "d6609a764de41fc591a1c58d309018eb6808b499141bfd096b2a50ca06fecfbd"`
Dec 18 16:31:20.616 INFO running `"docker" "rm" "-f" "d6609a764de41fc591a1c58d309018eb6808b499141bfd096b2a50ca06fecfbd"`
Dec 18 16:31:20.734 INFO [stdout] d6609a764de41fc591a1c58d309018eb6808b499141bfd096b2a50ca06fecfbd