[INFO] fetching crate rexif 0.7.3...
[INFO] documenting rexif-0.7.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate rexif 0.7.3 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate rexif 0.7.3 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 rexif 0.7.3
[INFO] finished tweaking crates.io crate rexif 0.7.3
[INFO] tweaked toml for crates.io crate rexif 0.7.3 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate crates.io crate rexif 0.7.3 already has a lockfile, it will not be regenerated
[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-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 649551b773c503de905ab5bf36a367e1b364d1f806cc4ed62a2d5f7ef1826b6c
[INFO] running `Command { std: "docker" "start" "-a" "649551b773c503de905ab5bf36a367e1b364d1f806cc4ed62a2d5f7ef1826b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "649551b773c503de905ab5bf36a367e1b364d1f806cc4ed62a2d5f7ef1826b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "649551b773c503de905ab5bf36a367e1b364d1f806cc4ed62a2d5f7ef1826b6c", kill_on_drop: false }`
[INFO] [stdout] 649551b773c503de905ab5bf36a367e1b364d1f806cc4ed62a2d5f7ef1826b6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 09ae193b3b8758543ddcaef728ae84e963b7455bb0b33d716578410cadbb34d7
[INFO] running `Command { std: "docker" "start" "-a" "09ae193b3b8758543ddcaef728ae84e963b7455bb0b33d716578410cadbb34d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking rexif v0.7.3 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rexif v0.7.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.52s
[INFO] running `Command { std: "docker" "inspect" "09ae193b3b8758543ddcaef728ae84e963b7455bb0b33d716578410cadbb34d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09ae193b3b8758543ddcaef728ae84e963b7455bb0b33d716578410cadbb34d7", kill_on_drop: false }`
[INFO] [stdout] 09ae193b3b8758543ddcaef728ae84e963b7455bb0b33d716578410cadbb34d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] d6a311e584c6795f108587440e315d61d8b207f6488264dcc8f3291c80ee2ac2
[INFO] running `Command { std: "docker" "start" "-a" "d6a311e584c6795f108587440e315d61d8b207f6488264dcc8f3291c80ee2ac2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]  Documenting rexif v0.7.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.24s
[INFO] running `Command { std: "docker" "inspect" "d6a311e584c6795f108587440e315d61d8b207f6488264dcc8f3291c80ee2ac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6a311e584c6795f108587440e315d61d8b207f6488264dcc8f3291c80ee2ac2", kill_on_drop: false }`
[INFO] [stdout] d6a311e584c6795f108587440e315d61d8b207f6488264dcc8f3291c80ee2ac2