[INFO] fetching crate nt-packet 0.1.2...
[INFO] extracting crate nt-packet 0.1.2 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/nt-packet/0.1.2
[INFO] extracting crate nt-packet 0.1.2 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/nt-packet/0.1.2
[INFO] validating manifest of nt-packet-0.1.2 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nt-packet-0.1.2 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nt-packet-0.1.2
[INFO] finished frobbing nt-packet-0.1.2
[INFO] frobbed toml for nt-packet-0.1.2 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/nt-packet/0.1.2/Cargo.toml
[INFO] started frobbing nt-packet-0.1.2
[INFO] finished frobbing nt-packet-0.1.2
[INFO] frobbed toml for nt-packet-0.1.2 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/nt-packet/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking nt-packet-0.1.2 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-4/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/nt-packet/0.1.2:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fc6e3b12d656824c728e95018f7264a0a4023fd9ae334d9033bb4e31f7bb8fea
[INFO] running `"docker" "start" "-a" "fc6e3b12d656824c728e95018f7264a0a4023fd9ae334d9033bb4e31f7bb8fea"`
[INFO] [stderr]     Checking nt-leb128 v0.2.4
[INFO] [stderr]     Checking nt-packet v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:35:25
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn decode(buf: &mut Buf) -> Result<(Self, usize), failure::Error>;
[INFO] [stderr]    |                         ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:46:29
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stderr]    |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:79:29
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stderr]    |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:101:29
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stderr]     |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:35:25
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn decode(buf: &mut Buf) -> Result<(Self, usize), failure::Error>;
[INFO] [stderr]    |                         ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:46:29
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stderr]    |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:79:29
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stderr]    |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:101:29
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn decode(mut buf: &mut Buf) -> Result<(Self, usize), failure::Error> {
[INFO] [stderr]     |                             ^^^ help: use `dyn`: `dyn Buf`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "fc6e3b12d656824c728e95018f7264a0a4023fd9ae334d9033bb4e31f7bb8fea"`
[INFO] running `"docker" "rm" "-f" "fc6e3b12d656824c728e95018f7264a0a4023fd9ae334d9033bb4e31f7bb8fea"`
[INFO] [stdout] fc6e3b12d656824c728e95018f7264a0a4023fd9ae334d9033bb4e31f7bb8fea