[INFO] fetching crate m 0.1.1...
[INFO] documenting m-0.1.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate m 0.1.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate m 0.1.1 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 m 0.1.1
[INFO] finished tweaking crates.io crate m 0.1.1
[INFO] tweaked toml for crates.io crate m 0.1.1 written to /workspace/builds/worker-15/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 9e008a572760974f9345f40a5e66ad18279dcfc9d9a63385a763637e88b09f4d
[INFO] running `Command { std: "docker" "start" "-a" "9e008a572760974f9345f40a5e66ad18279dcfc9d9a63385a763637e88b09f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e008a572760974f9345f40a5e66ad18279dcfc9d9a63385a763637e88b09f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e008a572760974f9345f40a5e66ad18279dcfc9d9a63385a763637e88b09f4d", kill_on_drop: false }`
[INFO] [stdout] 9e008a572760974f9345f40a5e66ad18279dcfc9d9a63385a763637e88b09f4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 7f2a5c256a72dc0d853d2057e99caefb11c94219f4b8bdc861a2d8ff33fd26e5
[INFO] running `Command { std: "docker" "start" "-a" "7f2a5c256a72dc0d853d2057e99caefb11c94219f4b8bdc861a2d8ff33fd26e5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting m v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `many_single_char_names`
[INFO] [stdout]    --> src/ll.rs:132:14
[INFO] [stdout]     |
[INFO] [stdout] 132 |     #![allow(many_single_char_names)]
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `if_same_then_else`
[INFO] [stdout]    --> src/ll.rs:134:14
[INFO] [stdout]     |
[INFO] [stdout] 134 |     #![allow(if_same_then_else)]
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `many_single_char_names`
[INFO] [stdout]    --> src/ll.rs:241:14
[INFO] [stdout]     |
[INFO] [stdout] 241 |     #![allow(many_single_char_names)]
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `eq_op`
[INFO] [stdout]    --> src/ll.rs:242:14
[INFO] [stdout]     |
[INFO] [stdout] 242 |     #![allow(eq_op)]
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "7f2a5c256a72dc0d853d2057e99caefb11c94219f4b8bdc861a2d8ff33fd26e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f2a5c256a72dc0d853d2057e99caefb11c94219f4b8bdc861a2d8ff33fd26e5", kill_on_drop: false }`
[INFO] [stdout] 7f2a5c256a72dc0d853d2057e99caefb11c94219f4b8bdc861a2d8ff33fd26e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 301d1a7b626db5c610fd199901c006e82e279189dac84619d7b29e5b66c442fc
[INFO] running `Command { std: "docker" "start" "-a" "301d1a7b626db5c610fd199901c006e82e279189dac84619d7b29e5b66c442fc", kill_on_drop: false }`
[INFO] [stderr]  Documenting m v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `many_single_char_names`
[INFO] [stdout]    --> src/ll.rs:132:14
[INFO] [stdout]     |
[INFO] [stdout] 132 |     #![allow(many_single_char_names)]
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `if_same_then_else`
[INFO] [stdout]    --> src/ll.rs:134:14
[INFO] [stdout]     |
[INFO] [stdout] 134 |     #![allow(if_same_then_else)]
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `many_single_char_names`
[INFO] [stdout]    --> src/ll.rs:241:14
[INFO] [stdout]     |
[INFO] [stdout] 241 |     #![allow(many_single_char_names)]
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `eq_op`
[INFO] [stdout]    --> src/ll.rs:242:14
[INFO] [stdout]     |
[INFO] [stdout] 242 |     #![allow(eq_op)]
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "301d1a7b626db5c610fd199901c006e82e279189dac84619d7b29e5b66c442fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "301d1a7b626db5c610fd199901c006e82e279189dac84619d7b29e5b66c442fc", kill_on_drop: false }`
[INFO] [stdout] 301d1a7b626db5c610fd199901c006e82e279189dac84619d7b29e5b66c442fc