Dec 19 09:29:51.361 INFO checking sakateka/plt against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 09:29:51.361 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/sakateka/plt:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 09:29:51.544 INFO [stdout] dd90ee1f825ae1b3ef8d6effdbdb720e724f3835d1995b81a99370782d0ebc84
Dec 19 09:29:51.545 INFO running `"docker" "start" "-a" "dd90ee1f825ae1b3ef8d6effdbdb720e724f3835d1995b81a99370782d0ebc84"`
Dec 19 09:29:53.013 INFO [stderr]     Checking serde v1.0.35
Dec 19 09:29:53.013 INFO [stderr]     Checking itertools v0.7.7
Dec 19 09:29:53.013 INFO [stderr]     Checking clap v2.29.1
Dec 19 09:29:53.013 INFO [stderr]    Compiling syn v0.12.14
Dec 19 09:30:06.253 INFO [stderr]    Compiling serde_derive_internals v0.22.1
Dec 19 09:30:11.189 INFO [stderr]    Compiling serde_derive v1.0.35
Dec 19 09:30:13.454 INFO [stderr]     Checking serde_yaml v0.7.3
Dec 19 09:30:22.968 INFO [stderr]     Checking plt v5.4.0 (/opt/crater/workdir)
Dec 19 09:30:24.483 INFO [stderr] warning: unused variable: `rules`
Dec 19 09:30:24.483 INFO [stderr]   --> src/sdt.rs:34:13
Dec 19 09:30:24.483 INFO [stderr]    |
Dec 19 09:30:24.483 INFO [stderr] 34 |         let rules: SDTRules = match serde_yaml::from_reader(r) {
Dec 19 09:30:24.483 INFO [stderr]    |             ^^^^^ help: consider using `_rules` instead
Dec 19 09:30:24.483 INFO [stderr]    |
Dec 19 09:30:24.483 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 09:30:24.483 INFO [stderr] 
Dec 19 09:30:24.782 INFO [stderr] warning: unused variable: `rules`
Dec 19 09:30:24.782 INFO [stderr]   --> src/sdt.rs:34:13
Dec 19 09:30:24.782 INFO [stderr]    |
Dec 19 09:30:24.782 INFO [stderr] 34 |         let rules: SDTRules = match serde_yaml::from_reader(r) {
Dec 19 09:30:24.782 INFO [stderr]    |             ^^^^^ help: consider using `_rules` instead
Dec 19 09:30:24.782 INFO [stderr]    |
Dec 19 09:30:24.782 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 09:30:24.782 INFO [stderr] 
Dec 19 09:30:25.076 INFO [stderr] warning: struct is never constructed: `SDT`
Dec 19 09:30:25.076 INFO [stderr]   --> src/sdt.rs:20:1
Dec 19 09:30:25.076 INFO [stderr]    |
Dec 19 09:30:25.076 INFO [stderr] 20 | pub struct SDT {
Dec 19 09:30:25.076 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 19 09:30:25.076 INFO [stderr]    |
Dec 19 09:30:25.076 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 09:30:25.076 INFO [stderr] 
Dec 19 09:30:25.076 INFO [stderr] warning: method is never used: `load`
Dec 19 09:30:25.076 INFO [stderr]   --> src/sdt.rs:25:5
Dec 19 09:30:25.076 INFO [stderr]    |
Dec 19 09:30:25.076 INFO [stderr] 25 |     pub fn load(input_path: &str) -> io::Result<SDT> {
Dec 19 09:30:25.076 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:30:25.076 INFO [stderr] 
Dec 19 09:30:25.076 INFO [stderr] warning: method is never used: `load_from_reader`
Dec 19 09:30:25.076 INFO [stderr]   --> src/sdt.rs:30:5
Dec 19 09:30:25.076 INFO [stderr]    |
Dec 19 09:30:25.076 INFO [stderr] 30 | /     pub fn load_from_reader<R: ?Sized + BufRead>(r: R) -> io::Result<SDT>
Dec 19 09:30:25.076 INFO [stderr] 31 | |     where
Dec 19 09:30:25.076 INFO [stderr] 32 | |         R: ::std::marker::Sized,
Dec 19 09:30:25.076 INFO [stderr] 33 | |     {
Dec 19 09:30:25.076 INFO [stderr] ...  |
Dec 19 09:30:25.076 INFO [stderr] 40 | |         })
Dec 19 09:30:25.076 INFO [stderr] 41 | |     }
Dec 19 09:30:25.076 INFO [stderr]    | |_____^
Dec 19 09:30:25.076 INFO [stderr] 
Dec 19 09:30:25.312 INFO [stderr] warning: struct is never constructed: `SDT`
Dec 19 09:30:25.312 INFO [stderr]   --> src/sdt.rs:20:1
Dec 19 09:30:25.312 INFO [stderr]    |
Dec 19 09:30:25.312 INFO [stderr] 20 | pub struct SDT {
Dec 19 09:30:25.312 INFO [stderr]    | ^^^^^^^^^^^^^^
Dec 19 09:30:25.312 INFO [stderr]    |
Dec 19 09:30:25.312 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 09:30:25.312 INFO [stderr] 
Dec 19 09:30:25.312 INFO [stderr] warning: method is never used: `load`
Dec 19 09:30:25.312 INFO [stderr]   --> src/sdt.rs:25:5
Dec 19 09:30:25.312 INFO [stderr]    |
Dec 19 09:30:25.312 INFO [stderr] 25 |     pub fn load(input_path: &str) -> io::Result<SDT> {
Dec 19 09:30:25.312 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:30:25.312 INFO [stderr] 
Dec 19 09:30:25.312 INFO [stderr] warning: method is never used: `load_from_reader`
Dec 19 09:30:25.312 INFO [stderr]   --> src/sdt.rs:30:5
Dec 19 09:30:25.312 INFO [stderr]    |
Dec 19 09:30:25.312 INFO [stderr] 30 | /     pub fn load_from_reader<R: ?Sized + BufRead>(r: R) -> io::Result<SDT>
Dec 19 09:30:25.312 INFO [stderr] 31 | |     where
Dec 19 09:30:25.312 INFO [stderr] 32 | |         R: ::std::marker::Sized,
Dec 19 09:30:25.312 INFO [stderr] 33 | |     {
Dec 19 09:30:25.312 INFO [stderr] ...  |
Dec 19 09:30:25.312 INFO [stderr] 40 | |         })
Dec 19 09:30:25.312 INFO [stderr] 41 | |     }
Dec 19 09:30:25.312 INFO [stderr]    | |_____^
Dec 19 09:30:25.312 INFO [stderr] 
Dec 19 09:30:25.362 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.45s
Dec 19 09:30:25.964 INFO running `"docker" "inspect" "dd90ee1f825ae1b3ef8d6effdbdb720e724f3835d1995b81a99370782d0ebc84"`
Dec 19 09:30:26.310 INFO running `"docker" "rm" "-f" "dd90ee1f825ae1b3ef8d6effdbdb720e724f3835d1995b81a99370782d0ebc84"`
Dec 19 09:30:26.642 INFO [stdout] dd90ee1f825ae1b3ef8d6effdbdb720e724f3835d1995b81a99370782d0ebc84