[INFO] fetching crate sshkeys 0.1.1...
[INFO] extracting crate sshkeys 0.1.1 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/sshkeys/0.1.1
[INFO] extracting crate sshkeys 0.1.1 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/sshkeys/0.1.1
[INFO] validating manifest of sshkeys-0.1.1 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sshkeys-0.1.1 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sshkeys-0.1.1
[INFO] finished frobbing sshkeys-0.1.1
[INFO] frobbed toml for sshkeys-0.1.1 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/sshkeys/0.1.1/Cargo.toml
[INFO] started frobbing sshkeys-0.1.1
[INFO] finished frobbing sshkeys-0.1.1
[INFO] frobbed toml for sshkeys-0.1.1 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/sshkeys/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing sshkeys-0.1.1 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/sshkeys/0.1.1:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 4055cc2ef80f16697e08a8cd4773fd874763887c857ab7356b2ae3d5d047b4f9
[INFO] running `"docker" "start" "-a" "4055cc2ef80f16697e08a8cd4773fd874763887c857ab7356b2ae3d5d047b4f9"`
[INFO] [stderr]    Compiling block-buffer v0.2.0
[INFO] [stderr]    Compiling sha2 v0.6.0
[INFO] [stderr]    Compiling sshkeys v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:77:32
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: #[deny(bare_trait_objects)] implied by #[deny(warnings)]
[INFO] [stderr] 
[INFO] [stderr] error: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:79:39
[INFO] [stderr]    |
[INFO] [stderr] 79 |             ErrorKind::Io(ref e) => e.cause(),
[INFO] [stderr]    |                                       ^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: #[deny(deprecated)] implied by #[deny(warnings)]
[INFO] [stderr] 
[INFO] [stderr] error: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:80:43
[INFO] [stderr]    |
[INFO] [stderr] 80 |             ErrorKind::Decode(ref e) => e.cause(),
[INFO] [stderr]    |                                           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:81:46
[INFO] [stderr]    |
[INFO] [stderr] 81 |             ErrorKind::Utf8Error(ref e) => e.cause(),
[INFO] [stderr]    |                                              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `sshkeys`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4055cc2ef80f16697e08a8cd4773fd874763887c857ab7356b2ae3d5d047b4f9"`
[INFO] running `"docker" "rm" "-f" "4055cc2ef80f16697e08a8cd4773fd874763887c857ab7356b2ae3d5d047b4f9"`
[INFO] [stdout] 4055cc2ef80f16697e08a8cd4773fd874763887c857ab7356b2ae3d5d047b4f9