[INFO] fetching crate autoconfig 0.4.0...
[INFO] checking autoconfig-0.4.0 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate autoconfig 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate autoconfig 0.4.0
[INFO] finished tweaking crates.io crate autoconfig 0.4.0
[INFO] tweaked toml for crates.io crate autoconfig 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate autoconfig 0.4.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 245 packages to highest compatible versions
[INFO] [stderr]       Adding async-std-resolver v0.22.0 (available: v0.24.4)
[INFO] [stderr]       Adding serde-xml-rs v0.6.0 (available: v0.8.2)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] [stderr]       Adding trust-dns-proto v0.22.0 (available: v0.23.2)
[INFO] [stderr]       Adding trust-dns-resolver v0.22.0 (available: v0.23.2)
[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-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d665c323514a3db3f3d8846614b98ef39f94010f61381ce37678e2aa529e4b82
[INFO] running `Command { std: "docker" "start" "d665c323514a3db3f3d8846614b98ef39f94010f61381ce37678e2aa529e4b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d665c323514a3db3f3d8846614b98ef39f94010f61381ce37678e2aa529e4b82", 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" "d665c323514a3db3f3d8846614b98ef39f94010f61381ce37678e2aa529e4b82" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d665c323514a3db3f3d8846614b98ef39f94010f61381ce37678e2aa529e4b82", 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" "d665c323514a3db3f3d8846614b98ef39f94010f61381ce37678e2aa529e4b82" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.27
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[INFO] [stderr]     Checking web-sys v0.3.106
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[INFO] [stderr]     Checking autoconfig v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SortableMX` is never constructed
[INFO] [stdout]   --> src/dns.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct SortableMX {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Vec<u8>`
[INFO] [stdout]   --> src/http.rs:44:39
[INFO] [stdout]    |
[INFO] [stdout] 44 |                     String::from_utf8(bytes.into()).unwrap()
[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] 44 -                     String::from_utf8(bytes.into()).unwrap()
[INFO] [stdout] 44 +                     String::from_utf8(bytes).unwrap()
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 44 -                     String::from_utf8(bytes.into()).unwrap()
[INFO] [stdout] 44 +                     String::from_utf8(<Vec<u8> as Into<_>>::into(bytes)).unwrap()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `autoconfig` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `SortableMX` is never constructed
[INFO] [stdout]   --> src/dns.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct SortableMX {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `Vec<u8>`
[INFO] [stdout]   --> src/http.rs:44:39
[INFO] [stdout]    |
[INFO] [stdout] 44 |                     String::from_utf8(bytes.into()).unwrap()
[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] 44 -                     String::from_utf8(bytes.into()).unwrap()
[INFO] [stdout] 44 +                     String::from_utf8(bytes).unwrap()
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 44 -                     String::from_utf8(bytes.into()).unwrap()
[INFO] [stdout] 44 +                     String::from_utf8(<Vec<u8> as Into<_>>::into(bytes)).unwrap()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `autoconfig` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "d665c323514a3db3f3d8846614b98ef39f94010f61381ce37678e2aa529e4b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d665c323514a3db3f3d8846614b98ef39f94010f61381ce37678e2aa529e4b82", kill_on_drop: false }`
[INFO] [stdout] d665c323514a3db3f3d8846614b98ef39f94010f61381ce37678e2aa529e4b82
