[INFO] cloning repository https://github.com/aksh79umd/krb5rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aksh79umd/krb5rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faksh79umd%2Fkrb5rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faksh79umd%2Fkrb5rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b221606c870c2a42ac3a7dd55b2d8ef12108ec8
[INFO] checking aksh79umd/krb5rs against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faksh79umd%2Fkrb5rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/aksh79umd/krb5rs
[INFO] finished tweaking git repo https://github.com/aksh79umd/krb5rs
[INFO] tweaked toml for git repo https://github.com/aksh79umd/krb5rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aksh79umd/krb5rs on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aksh79umd/krb5rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a6ce416f2845908c2922d7e8669e4ee2605faf307d298e977af162d92ebb2898
[INFO] running `Command { std: "docker" "start" "a6ce416f2845908c2922d7e8669e4ee2605faf307d298e977af162d92ebb2898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6ce416f2845908c2922d7e8669e4ee2605faf307d298e977af162d92ebb2898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a6ce416f2845908c2922d7e8669e4ee2605faf307d298e977af162d92ebb2898" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6ce416f2845908c2922d7e8669e4ee2605faf307d298e977af162d92ebb2898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a6ce416f2845908c2922d7e8669e4ee2605faf307d298e977af162d92ebb2898" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking memchr v2.7.2
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[INFO] [stderr]    Compiling typewit_proc_macros v1.8.1
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[INFO] [stderr]     Checking snafu v0.7.5
[INFO] [stderr]     Checking rasn v0.15.0
[INFO] [stderr]     Checking krb5rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/dns/resolver.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `&[u8]`
[INFO] [stdout]   --> src/crypto/rc4.rs:74:55
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let mut hasher = <Md5Hmac as Mac>::new_from_slice(key.into())
[INFO] [stdout]    |                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 74 -     let mut hasher = <Md5Hmac as Mac>::new_from_slice(key.into())
[INFO] [stdout] 74 +     let mut hasher = <Md5Hmac as Mac>::new_from_slice(key)
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 74 -     let mut hasher = <Md5Hmac as Mac>::new_from_slice(key.into())
[INFO] [stdout] 74 +     let mut hasher = <Md5Hmac as Mac>::new_from_slice(<&[u8] as Into<_>>::into(key))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `krb5rs` (lib test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `&[u8]`
[INFO] [stdout]   --> src/crypto/rc4.rs:74:55
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let mut hasher = <Md5Hmac as Mac>::new_from_slice(key.into())
[INFO] [stdout]    |                                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 74 -     let mut hasher = <Md5Hmac as Mac>::new_from_slice(key.into())
[INFO] [stdout] 74 +     let mut hasher = <Md5Hmac as Mac>::new_from_slice(key)
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 74 -     let mut hasher = <Md5Hmac as Mac>::new_from_slice(key.into())
[INFO] [stdout] 74 +     let mut hasher = <Md5Hmac as Mac>::new_from_slice(<&[u8] as Into<_>>::into(key))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `krb5rs` (lib) due to 1 previous error
[INFO] [stderr] warning: unused dependency `ascii`
[INFO] [stderr]  --> Cargo.toml:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | ascii = "1.1.0"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `ascii`
[INFO] [stderr] warning: `krb5rs` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "inspect" "a6ce416f2845908c2922d7e8669e4ee2605faf307d298e977af162d92ebb2898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6ce416f2845908c2922d7e8669e4ee2605faf307d298e977af162d92ebb2898", kill_on_drop: false }`
[INFO] [stdout] a6ce416f2845908c2922d7e8669e4ee2605faf307d298e977af162d92ebb2898