[INFO] fetching crate cex_derive 0.5.2...
[INFO] documenting cex_derive-0.5.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate cex_derive 0.5.2 into /workspace/builds/worker-60/source
[INFO] validating manifest of crates.io crate cex_derive 0.5.2 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 cex_derive 0.5.2
[INFO] finished tweaking crates.io crate cex_derive 0.5.2
[INFO] tweaked toml for crates.io crate cex_derive 0.5.2 written to /workspace/builds/worker-60/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] [stderr]     Blocking waiting for file lock on package cache
[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-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 7ac88bef327343155c3f36d476543794f0c28b85b8a0cbac76a318e9ca481737
[INFO] running `Command { std: "docker" "start" "-a" "7ac88bef327343155c3f36d476543794f0c28b85b8a0cbac76a318e9ca481737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ac88bef327343155c3f36d476543794f0c28b85b8a0cbac76a318e9ca481737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ac88bef327343155c3f36d476543794f0c28b85b8a0cbac76a318e9ca481737", kill_on_drop: false }`
[INFO] [stdout] 7ac88bef327343155c3f36d476543794f0c28b85b8a0cbac76a318e9ca481737
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] b963f325826a89f2fc2b2ae8fa4e8e7919e738f8d1999329127343688d121a9e
[INFO] running `Command { std: "docker" "start" "-a" "b963f325826a89f2fc2b2ae8fa4e8e7919e738f8d1999329127343688d121a9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting cex_derive v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.80s
[INFO] running `Command { std: "docker" "inspect" "b963f325826a89f2fc2b2ae8fa4e8e7919e738f8d1999329127343688d121a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b963f325826a89f2fc2b2ae8fa4e8e7919e738f8d1999329127343688d121a9e", kill_on_drop: false }`
[INFO] [stdout] b963f325826a89f2fc2b2ae8fa4e8e7919e738f8d1999329127343688d121a9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] 2d916d83c559312c4e1058a2911be233c741b30f1ab4e45e5f8c93a8d59bc75a
[INFO] running `Command { std: "docker" "start" "-a" "2d916d83c559312c4e1058a2911be233c741b30f1ab4e45e5f8c93a8d59bc75a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting cex_derive v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.55s
[INFO] running `Command { std: "docker" "inspect" "2d916d83c559312c4e1058a2911be233c741b30f1ab4e45e5f8c93a8d59bc75a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d916d83c559312c4e1058a2911be233c741b30f1ab4e45e5f8c93a8d59bc75a", kill_on_drop: false }`
[INFO] [stdout] 2d916d83c559312c4e1058a2911be233c741b30f1ab4e45e5f8c93a8d59bc75a