[INFO] fetching crate confique 0.1.0...
[INFO] checking confique-0.1.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate confique 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate confique 0.1.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate confique 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate confique 0.1.0
[INFO] tweaked toml for crates.io crate confique 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate confique 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ca690f5b463693ae7d413e850cc9ee8236f1881e117a61e94e3450f12109d95
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8ca690f5b463693ae7d413e850cc9ee8236f1881e117a61e94e3450f12109d95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ca690f5b463693ae7d413e850cc9ee8236f1881e117a61e94e3450f12109d95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca690f5b463693ae7d413e850cc9ee8236f1881e117a61e94e3450f12109d95", kill_on_drop: false }`
[INFO] [stdout] 8ca690f5b463693ae7d413e850cc9ee8236f1881e117a61e94e3450f12109d95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f24678c2de5908dd70f2bf84da30ad28a580526a7456bab188bd9677ffa43fb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0f24678c2de5908dd70f2bf84da30ad28a580526a7456bab188bd9677ffa43fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling confique-macro v0.0.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking confique v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `http`
[INFO] [stdout]  --> examples/simple.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     http: Http,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `log`
[INFO] [stdout]   --> examples/simple.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     log: LogConfig,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `port`
[INFO] [stdout]   --> examples/simple.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     port: u16,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bind`
[INFO] [stdout]   --> examples/simple.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     bind: IpAddr,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stdout`
[INFO] [stdout]   --> examples/simple.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     stdout: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file`
[INFO] [stdout]   --> examples/simple.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     file: Option<PathBuf>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.40s
[INFO] running `Command { std: "docker" "inspect" "0f24678c2de5908dd70f2bf84da30ad28a580526a7456bab188bd9677ffa43fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f24678c2de5908dd70f2bf84da30ad28a580526a7456bab188bd9677ffa43fb", kill_on_drop: false }`
[INFO] [stdout] 0f24678c2de5908dd70f2bf84da30ad28a580526a7456bab188bd9677ffa43fb