[INFO] crate zmtp 0.6.0 is already in cache
[INFO] extracting crate zmtp 0.6.0 into work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/zmtp/0.6.0
[INFO] extracting crate zmtp 0.6.0 into work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/zmtp/0.6.0
[INFO] validating manifest of zmtp-0.6.0 on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zmtp-0.6.0 on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zmtp-0.6.0
[INFO] finished frobbing zmtp-0.6.0
[INFO] frobbed toml for zmtp-0.6.0 written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/zmtp/0.6.0/Cargo.toml
[INFO] started frobbing zmtp-0.6.0
[INFO] finished frobbing zmtp-0.6.0
[INFO] frobbed toml for zmtp-0.6.0 written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/reg/zmtp/0.6.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking zmtp-0.6.0 against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-4/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/reg/zmtp/0.6.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fb05dec10d1eab7157f991115bf0cff2c6c1e136d8e715d54d58bdfafd11d69d
[INFO] running `"docker" "start" "-a" "fb05dec10d1eab7157f991115bf0cff2c6c1e136d8e715d54d58bdfafd11d69d"`
[INFO] [stderr]     Checking zmtp v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: patterns aren't allowed in methods without bodies
[INFO] [stderr]   --> src/types.rs:36:24
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn peek(&mut self, mut buf: &mut [u8])  -> io::Result<usize>;
[INFO] [stderr]    |                        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(patterns_in_fns_without_body)] on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #35203 <https://github.com/rust-lang/rust/issues/35203>
[INFO] [stderr] 
[INFO] [stderr] warning: patterns aren't allowed in methods without bodies
[INFO] [stderr]   --> src/types.rs:36:24
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn peek(&mut self, mut buf: &mut [u8])  -> io::Result<usize>;
[INFO] [stderr]    |                        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(patterns_in_fns_without_body)] on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #35203 <https://github.com/rust-lang/rust/issues/35203>
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ReadBytesExt`
[INFO] [stderr]  --> src/reader.rs:4:34
[INFO] [stderr]   |
[INFO] [stderr] 4 | use self::byteorder::{ByteOrder, ReadBytesExt, BigEndian};
[INFO] [stderr]   |                                  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/types.rs:40:24
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn peek(&mut self, mut buf: &mut [u8])  -> io::Result<usize> {
[INFO] [stderr]    |                        ----^^^
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/peer.rs:364:24
[INFO] [stderr]     |
[INFO] [stderr] 364 |     fn peek(&mut self, mut buf: &mut [u8]) -> io::Result<usize> {
[INFO] [stderr]     |                        ----^^^
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ReadBytesExt`
[INFO] [stderr]  --> src/reader.rs:4:34
[INFO] [stderr]   |
[INFO] [stderr] 4 | use self::byteorder::{ByteOrder, ReadBytesExt, BigEndian};
[INFO] [stderr]   |                                  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]   --> src/lib.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 |     use std::io::{Read, Write};
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]   --> src/lib.rs:17:25
[INFO] [stderr]    |
[INFO] [stderr] 17 |     use std::io::{Read, Write};
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/types.rs:40:24
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn peek(&mut self, mut buf: &mut [u8])  -> io::Result<usize> {
[INFO] [stderr]    |                        ----^^^
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/peer.rs:364:24
[INFO] [stderr]     |
[INFO] [stderr] 364 |     fn peek(&mut self, mut buf: &mut [u8]) -> io::Result<usize> {
[INFO] [stderr]     |                        ----^^^
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `"docker" "inspect" "fb05dec10d1eab7157f991115bf0cff2c6c1e136d8e715d54d58bdfafd11d69d"`
[INFO] running `"docker" "rm" "-f" "fb05dec10d1eab7157f991115bf0cff2c6c1e136d8e715d54d58bdfafd11d69d"`
[INFO] [stdout] fb05dec10d1eab7157f991115bf0cff2c6c1e136d8e715d54d58bdfafd11d69d