Dec 18 10:50:34.732 INFO checking stacktools-0.1.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 10:50:34.733 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/stacktools/0.1.0:/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 10:50:35.177 INFO [stdout] 07103d7d29d7c05392271cb315f8428f73096a828ccb6341256e8ea40f726e02
Dec 18 10:50:35.179 INFO running `"docker" "start" "-a" "07103d7d29d7c05392271cb315f8428f73096a828ccb6341256e8ea40f726e02"`
Dec 18 10:50:36.974 INFO [stderr]     Checking stacktools v0.1.0 (/opt/crater/workdir)
Dec 18 10:50:37.624 INFO [stderr] warning: method is never used: `len`
Dec 18 10:50:37.624 INFO [stderr]   --> src/lib.rs:25:5
Dec 18 10:50:37.624 INFO [stderr]    |
Dec 18 10:50:37.624 INFO [stderr] 25 |     fn len(&self) -> usize {
Dec 18 10:50:37.624 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 10:50:37.624 INFO [stderr]    |
Dec 18 10:50:37.624 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 10:50:37.624 INFO [stderr] 
Dec 18 10:50:37.624 INFO [stderr] warning: method is never used: `push`
Dec 18 10:50:37.624 INFO [stderr]   --> src/lib.rs:29:5
Dec 18 10:50:37.624 INFO [stderr]    |
Dec 18 10:50:37.624 INFO [stderr] 29 |     fn push(&mut self, v: T) {
Dec 18 10:50:37.624 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 10:50:37.624 INFO [stderr] 
Dec 18 10:50:37.624 INFO [stderr] warning: method is never used: `iter`
Dec 18 10:50:37.624 INFO [stderr]   --> src/lib.rs:33:5
Dec 18 10:50:37.624 INFO [stderr]    |
Dec 18 10:50:37.624 INFO [stderr] 33 |     fn iter(&self) -> vec_deque::Iter<T> {
Dec 18 10:50:37.624 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 10:50:37.624 INFO [stderr] 
Dec 18 10:50:37.624 INFO [stderr] warning: method is never used: `len`
Dec 18 10:50:37.624 INFO [stderr]   --> src/lib.rs:45:5
Dec 18 10:50:37.624 INFO [stderr]    |
Dec 18 10:50:37.624 INFO [stderr] 45 |     fn len(&self) -> usize {
Dec 18 10:50:37.624 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 10:50:37.624 INFO [stderr] 
Dec 18 10:50:37.624 INFO [stderr] warning: method is never used: `push`
Dec 18 10:50:37.624 INFO [stderr]   --> src/lib.rs:49:5
Dec 18 10:50:37.624 INFO [stderr]    |
Dec 18 10:50:37.625 INFO [stderr] 49 |     fn push(&mut self, v: T) {
Dec 18 10:50:37.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 10:50:37.625 INFO [stderr] 
Dec 18 10:50:37.625 INFO [stderr] warning: method is never used: `iter`
Dec 18 10:50:37.625 INFO [stderr]   --> src/lib.rs:53:5
Dec 18 10:50:37.625 INFO [stderr]    |
Dec 18 10:50:37.625 INFO [stderr] 53 |     fn iter(&self) -> vec_deque::Iter<T> {
Dec 18 10:50:37.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 10:50:37.625 INFO [stderr] 
Dec 18 10:50:37.625 INFO [stderr] warning: method is never used: `len`
Dec 18 10:50:37.625 INFO [stderr]   --> src/lib.rs:86:5
Dec 18 10:50:37.625 INFO [stderr]    |
Dec 18 10:50:37.625 INFO [stderr] 86 |     fn len(&self) -> usize {
Dec 18 10:50:37.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 10:50:37.625 INFO [stderr] 
Dec 18 10:50:37.625 INFO [stderr] warning: method is never used: `push`
Dec 18 10:50:37.625 INFO [stderr]   --> src/lib.rs:90:5
Dec 18 10:50:37.625 INFO [stderr]    |
Dec 18 10:50:37.625 INFO [stderr] 90 |     fn push(&mut self, v: T) {
Dec 18 10:50:37.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 10:50:37.625 INFO [stderr] 
Dec 18 10:50:37.625 INFO [stderr] warning: method is never used: `iter`
Dec 18 10:50:37.625 INFO [stderr]   --> src/lib.rs:94:5
Dec 18 10:50:37.625 INFO [stderr]    |
Dec 18 10:50:37.625 INFO [stderr] 94 |     fn iter(&self) -> binary_heap::Iter<T> {
Dec 18 10:50:37.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 10:50:37.625 INFO [stderr] 
Dec 18 10:50:37.669 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
Dec 18 10:50:38.696 INFO running `"docker" "inspect" "07103d7d29d7c05392271cb315f8428f73096a828ccb6341256e8ea40f726e02"`
Dec 18 10:50:39.066 INFO running `"docker" "rm" "-f" "07103d7d29d7c05392271cb315f8428f73096a828ccb6341256e8ea40f726e02"`
Dec 18 10:50:39.379 INFO [stdout] 07103d7d29d7c05392271cb315f8428f73096a828ccb6341256e8ea40f726e02