Dec 05 03:57:08.101 INFO checking yasna-0.1.3 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 03:57:08.101 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 03:57:08.497 INFO [stdout] 21997c8019d41e617d2ef5f23dcbb32619d9ebb9e0d75abbf14d635c6bf36afd
Dec 05 03:57:08.503 INFO running `"docker" "start" "-a" "21997c8019d41e617d2ef5f23dcbb32619d9ebb9e0d75abbf14d635c6bf36afd"`
Dec 05 03:57:09.213 INFO [stderr] usermod: no changes
Dec 05 03:57:09.287 INFO [stderr]     Checking num-bigint v0.1.44
Dec 05 03:57:11.261 INFO [stderr]     Checking num-rational v0.1.42
Dec 05 03:57:12.319 INFO [stderr]     Checking num v0.1.42
Dec 05 03:57:13.003 INFO [stderr]     Checking yasna v0.1.3 (/source)
Dec 05 03:57:14.691 INFO [stderr] warning: variable does not need to be mutable
Dec 05 03:57:14.691 INFO [stderr]    --> src/reader/mod.rs:384:27
Dec 05 03:57:14.691 INFO [stderr]     |
Dec 05 03:57:14.691 INFO [stderr] 384 |     fn read_general<T, F>(mut self, tag: Tag, callback: F) -> ASN1Result<T>
Dec 05 03:57:14.691 INFO [stderr]     |                           ----^^^^
Dec 05 03:57:14.691 INFO [stderr]     |                           |
Dec 05 03:57:14.691 INFO [stderr]     |                           help: remove this `mut`
Dec 05 03:57:14.691 INFO [stderr]     |
Dec 05 03:57:14.691 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 05 03:57:14.691 INFO [stderr] 
Dec 05 03:57:14.731 INFO [stderr] warning: variable does not need to be mutable
Dec 05 03:57:14.731 INFO [stderr]     --> src/reader/mod.rs:1123:35
Dec 05 03:57:14.731 INFO [stderr]      |
Dec 05 03:57:14.731 INFO [stderr] 1123 |     pub fn read_with_buffer<T, F>(mut self, callback: F)
Dec 05 03:57:14.731 INFO [stderr]      |                                   ----^^^^
Dec 05 03:57:14.731 INFO [stderr]      |                                   |
Dec 05 03:57:14.731 INFO [stderr]      |                                   help: remove this `mut`
Dec 05 03:57:14.731 INFO [stderr] 
Dec 05 03:57:15.631 INFO [stderr] warning: variable does not need to be mutable
Dec 05 03:57:15.631 INFO [stderr]    --> src/reader/mod.rs:384:27
Dec 05 03:57:15.631 INFO [stderr]     |
Dec 05 03:57:15.631 INFO [stderr] 384 |     fn read_general<T, F>(mut self, tag: Tag, callback: F) -> ASN1Result<T>
Dec 05 03:57:15.631 INFO [stderr]     |                           ----^^^^
Dec 05 03:57:15.631 INFO [stderr]     |                           |
Dec 05 03:57:15.631 INFO [stderr]     |                           help: remove this `mut`
Dec 05 03:57:15.631 INFO [stderr]     |
Dec 05 03:57:15.631 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 05 03:57:15.631 INFO [stderr] 
Dec 05 03:57:15.671 INFO [stderr] warning: variable does not need to be mutable
Dec 05 03:57:15.671 INFO [stderr]     --> src/reader/mod.rs:1123:35
Dec 05 03:57:15.671 INFO [stderr]      |
Dec 05 03:57:15.671 INFO [stderr] 1123 |     pub fn read_with_buffer<T, F>(mut self, callback: F)
Dec 05 03:57:15.671 INFO [stderr]      |                                   ----^^^^
Dec 05 03:57:15.671 INFO [stderr]      |                                   |
Dec 05 03:57:15.671 INFO [stderr]      |                                   help: remove this `mut`
Dec 05 03:57:15.671 INFO [stderr] 
Dec 05 03:57:15.967 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.73s
Dec 05 03:57:15.975 INFO [stderr] su: No module specific data is present
Dec 05 03:57:17.003 INFO running `"docker" "inspect" "21997c8019d41e617d2ef5f23dcbb32619d9ebb9e0d75abbf14d635c6bf36afd"`
Dec 05 03:57:17.252 INFO running `"docker" "rm" "-f" "21997c8019d41e617d2ef5f23dcbb32619d9ebb9e0d75abbf14d635c6bf36afd"`
Dec 05 03:57:17.581 INFO [stdout] 21997c8019d41e617d2ef5f23dcbb32619d9ebb9e0d75abbf14d635c6bf36afd