Dec 18 09:39:32.322 INFO checking uuid-0.7.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 09:39:32.322 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/uuid/0.7.1:/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 09:39:32.947 INFO [stdout] ef420a713d2c524590403a9428cc061c97dc5e57bbda2255cc1aef75dbfddcb8
Dec 18 09:39:32.949 INFO running `"docker" "start" "-a" "ef420a713d2c524590403a9428cc061c97dc5e57bbda2255cc1aef75dbfddcb8"`
Dec 18 09:39:34.584 INFO [stderr]     Checking uuid v0.7.1 (/opt/crater/workdir)
Dec 18 09:39:34.584 INFO [stderr]     Checking serde_test v1.0.82
Dec 18 09:39:34.584 INFO [stderr]     Checking bincode v1.0.1
Dec 18 09:39:35.956 INFO [stderr] warning: method is never used: `encode_buffer`
Dec 18 09:39:35.956 INFO [stderr]    --> src/lib.rs:952:5
Dec 18 09:39:35.956 INFO [stderr]     |
Dec 18 09:39:35.956 INFO [stderr] 952 |     pub(crate) fn encode_buffer() -> [u8; adapter::Urn::LENGTH] {
Dec 18 09:39:35.956 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:39:35.956 INFO [stderr]     |
Dec 18 09:39:35.956 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 09:39:35.956 INFO [stderr] 
Dec 18 09:39:37.248 INFO [stderr] warning: unused variable: `uuid`
Dec 18 09:39:37.248 INFO [stderr]   --> benches/format_str.rs:41:9
Dec 18 09:39:37.248 INFO [stderr]    |
Dec 18 09:39:37.248 INFO [stderr] 41 |     let uuid = Uuid::parse_str("F9168C5E-CEB2-4faa-B6BF-329BF39FA1E4").unwrap();
Dec 18 09:39:37.248 INFO [stderr]    |         ^^^^ help: consider using `_uuid` instead
Dec 18 09:39:37.248 INFO [stderr]    |
Dec 18 09:39:37.248 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 09:39:37.248 INFO [stderr] 
Dec 18 09:39:37.248 INFO [stderr] warning: unused variable: `uuid`
Dec 18 09:39:37.248 INFO [stderr]   --> benches/format_str.rs:51:9
Dec 18 09:39:37.248 INFO [stderr]    |
Dec 18 09:39:37.248 INFO [stderr] 51 |     let uuid = Uuid::parse_str("F9168C5E-CEB2-4faa-B6BF-329BF39FA1E4").unwrap();
Dec 18 09:39:37.248 INFO [stderr]    |         ^^^^ help: consider using `_uuid` instead
Dec 18 09:39:37.248 INFO [stderr] 
Dec 18 09:39:37.248 INFO [stderr] warning: unused variable: `uuid`
Dec 18 09:39:37.248 INFO [stderr]   --> benches/format_str.rs:61:9
Dec 18 09:39:37.248 INFO [stderr]    |
Dec 18 09:39:37.248 INFO [stderr] 61 |     let uuid = Uuid::parse_str("F9168C5E-CEB2-4faa-B6BF-329BF39FA1E4").unwrap();
Dec 18 09:39:37.248 INFO [stderr]    |         ^^^^ help: consider using `_uuid` instead
Dec 18 09:39:37.248 INFO [stderr] 
Dec 18 09:39:37.252 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:39:37.252 INFO [stderr]   --> benches/format_str.rs:43:13
Dec 18 09:39:37.252 INFO [stderr]    |
Dec 18 09:39:37.252 INFO [stderr] 43 |         let mut buffer = [0_u8; 36];
Dec 18 09:39:37.252 INFO [stderr]    |             ----^^^^^^
Dec 18 09:39:37.252 INFO [stderr]    |             |
Dec 18 09:39:37.252 INFO [stderr]    |             help: remove this `mut`
Dec 18 09:39:37.252 INFO [stderr]    |
Dec 18 09:39:37.252 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 09:39:37.252 INFO [stderr] 
Dec 18 09:39:37.252 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:39:37.252 INFO [stderr]   --> benches/format_str.rs:43:13
Dec 18 09:39:37.252 INFO [stderr]    |
Dec 18 09:39:37.252 INFO [stderr] 43 |         let mut buffer = [0_u8; 36];
Dec 18 09:39:37.252 INFO [stderr]    |             ----^^^^^^
Dec 18 09:39:37.252 INFO [stderr]    |             |
Dec 18 09:39:37.252 INFO [stderr]    |             help: remove this `mut`
Dec 18 09:39:37.252 INFO [stderr] 
Dec 18 09:39:37.252 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:39:37.252 INFO [stderr]   --> benches/format_str.rs:53:13
Dec 18 09:39:37.252 INFO [stderr]    |
Dec 18 09:39:37.252 INFO [stderr] 53 |         let mut buffer = [0_u8; 32];
Dec 18 09:39:37.252 INFO [stderr]    |             ----^^^^^^
Dec 18 09:39:37.252 INFO [stderr]    |             |
Dec 18 09:39:37.252 INFO [stderr]    |             help: remove this `mut`
Dec 18 09:39:37.252 INFO [stderr] 
Dec 18 09:39:37.252 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:39:37.252 INFO [stderr]   --> benches/format_str.rs:63:13
Dec 18 09:39:37.252 INFO [stderr]    |
Dec 18 09:39:37.252 INFO [stderr] 63 |         let mut buffer = [0_u8; 36 + 9];
Dec 18 09:39:37.252 INFO [stderr]    |             ----^^^^^^
Dec 18 09:39:37.252 INFO [stderr]    |             |
Dec 18 09:39:37.252 INFO [stderr]    |             help: remove this `mut`
Dec 18 09:39:37.252 INFO [stderr] 
Dec 18 09:39:37.829 INFO [stderr] warning: unused import: `test::Bencher`
Dec 18 09:39:37.829 INFO [stderr]  --> benches/slog_support/parse_str.rs:1:5
Dec 18 09:39:37.830 INFO [stderr]   |
Dec 18 09:39:37.830 INFO [stderr] 1 | use test::Bencher;
Dec 18 09:39:37.830 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 18 09:39:37.830 INFO [stderr]   |
Dec 18 09:39:37.830 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 09:39:37.830 INFO [stderr] 
Dec 18 09:39:37.830 INFO [stderr] warning: unused import: `uuid::prelude::*`
Dec 18 09:39:37.830 INFO [stderr]  --> benches/slog_support/parse_str.rs:2:5
Dec 18 09:39:37.830 INFO [stderr]   |
Dec 18 09:39:37.830 INFO [stderr] 2 | use uuid::prelude::*;
Dec 18 09:39:37.830 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 18 09:39:37.830 INFO [stderr] 
Dec 18 09:39:38.196 INFO [stderr] warning: method is never used: `encode_buffer`
Dec 18 09:39:38.196 INFO [stderr]    --> src/lib.rs:952:5
Dec 18 09:39:38.196 INFO [stderr]     |
Dec 18 09:39:38.196 INFO [stderr] 952 |     pub(crate) fn encode_buffer() -> [u8; adapter::Urn::LENGTH] {
Dec 18 09:39:38.196 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:39:38.196 INFO [stderr]     |
Dec 18 09:39:38.200 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 09:39:38.200 INFO [stderr] 
Dec 18 09:39:38.242 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.72s
Dec 18 09:39:38.560 INFO running `"docker" "inspect" "ef420a713d2c524590403a9428cc061c97dc5e57bbda2255cc1aef75dbfddcb8"`
Dec 18 09:39:38.666 INFO running `"docker" "rm" "-f" "ef420a713d2c524590403a9428cc061c97dc5e57bbda2255cc1aef75dbfddcb8"`
Dec 18 09:39:38.774 INFO [stdout] ef420a713d2c524590403a9428cc061c97dc5e57bbda2255cc1aef75dbfddcb8