[INFO] fetching crate gnutls-sys 0.1.2...
[INFO] documenting gnutls-sys-0.1.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate gnutls-sys 0.1.2 into /workspace/builds/worker-105/source
[INFO] validating manifest of crates.io crate gnutls-sys 0.1.2 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gnutls-sys 0.1.2
[INFO] finished tweaking crates.io crate gnutls-sys 0.1.2
[INFO] tweaked toml for crates.io crate gnutls-sys 0.1.2 written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77c64deeea5e1d5de39a141b0d94c8a4ede419451e299ea02319698666a0c7b7
[INFO] running `Command { std: "docker" "start" "-a" "77c64deeea5e1d5de39a141b0d94c8a4ede419451e299ea02319698666a0c7b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77c64deeea5e1d5de39a141b0d94c8a4ede419451e299ea02319698666a0c7b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77c64deeea5e1d5de39a141b0d94c8a4ede419451e299ea02319698666a0c7b7", kill_on_drop: false }`
[INFO] [stdout] 77c64deeea5e1d5de39a141b0d94c8a4ede419451e299ea02319698666a0c7b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b31599892db8af737dabdbd4c9eac0fb2ff173094be33ae9f049a0c8166b5026
[INFO] running `Command { std: "docker" "start" "-a" "b31599892db8af737dabdbd4c9eac0fb2ff173094be33ae9f049a0c8166b5026", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling gnutls-sys v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> build.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | /     match pkg_config::find_library("gnutls") {
[INFO] [stdout] 6  | |         Ok(..) => return,
[INFO] [stdout] 7  | |         Err(e) => panic!("GnuTLS not found: {}", e),
[INFO] [stdout] 8  | |     }
[INFO] [stdout]    | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 9  | 
[INFO] [stdout] 10 |       println!("cargo:rustc-link-lib=gnutls");
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting gnutls-sys v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.81s
[INFO] running `Command { std: "docker" "inspect" "b31599892db8af737dabdbd4c9eac0fb2ff173094be33ae9f049a0c8166b5026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b31599892db8af737dabdbd4c9eac0fb2ff173094be33ae9f049a0c8166b5026", kill_on_drop: false }`
[INFO] [stdout] b31599892db8af737dabdbd4c9eac0fb2ff173094be33ae9f049a0c8166b5026
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 6ae100010e46dae7a153978c854a01be702f18176b5d90c78f79cf8a845484a7
[INFO] running `Command { std: "docker" "start" "-a" "6ae100010e46dae7a153978c854a01be702f18176b5d90c78f79cf8a845484a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling gnutls-sys v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> build.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | /     match pkg_config::find_library("gnutls") {
[INFO] [stdout] 6  | |         Ok(..) => return,
[INFO] [stdout] 7  | |         Err(e) => panic!("GnuTLS not found: {}", e),
[INFO] [stdout] 8  | |     }
[INFO] [stdout]    | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 9  | 
[INFO] [stdout] 10 |       println!("cargo:rustc-link-lib=gnutls");
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting gnutls-sys v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.69s
[INFO] running `Command { std: "docker" "inspect" "6ae100010e46dae7a153978c854a01be702f18176b5d90c78f79cf8a845484a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ae100010e46dae7a153978c854a01be702f18176b5d90c78f79cf8a845484a7", kill_on_drop: false }`
[INFO] [stdout] 6ae100010e46dae7a153978c854a01be702f18176b5d90c78f79cf8a845484a7