[INFO] fetching crate arcball 1.1.0...
[INFO] documenting arcball-1.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate arcball 1.1.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate arcball 1.1.0 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 arcball 1.1.0
[INFO] finished tweaking crates.io crate arcball 1.1.0
[INFO] tweaked toml for crates.io crate arcball 1.1.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate arcball 1.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 125dd82caddc602907b274298b22781e3bcd2ec3d44483d2e450080bc99e81f6
[INFO] running `Command { std: "docker" "start" "-a" "125dd82caddc602907b274298b22781e3bcd2ec3d44483d2e450080bc99e81f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "125dd82caddc602907b274298b22781e3bcd2ec3d44483d2e450080bc99e81f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "125dd82caddc602907b274298b22781e3bcd2ec3d44483d2e450080bc99e81f6", kill_on_drop: false }`
[INFO] [stdout] 125dd82caddc602907b274298b22781e3bcd2ec3d44483d2e450080bc99e81f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 12e86d59aa74cc5ced382b3ba7fe9c910400190b0b67772324f72d7916bb460a
[INFO] running `Command { std: "docker" "start" "-a" "12e86d59aa74cc5ced382b3ba7fe9c910400190b0b67772324f72d7916bb460a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cgmath v0.18.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]  Documenting arcball v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.08s
[INFO] running `Command { std: "docker" "inspect" "12e86d59aa74cc5ced382b3ba7fe9c910400190b0b67772324f72d7916bb460a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12e86d59aa74cc5ced382b3ba7fe9c910400190b0b67772324f72d7916bb460a", kill_on_drop: false }`
[INFO] [stdout] 12e86d59aa74cc5ced382b3ba7fe9c910400190b0b67772324f72d7916bb460a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 6ef38ab2c93cbf6b272a34e17726a531ee5ae2cc5bafdd722cb7b5e2a0c19ead
[INFO] running `Command { std: "docker" "start" "-a" "6ef38ab2c93cbf6b272a34e17726a531ee5ae2cc5bafdd722cb7b5e2a0c19ead", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cgmath v0.18.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]  Documenting arcball v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.63s
[INFO] running `Command { std: "docker" "inspect" "6ef38ab2c93cbf6b272a34e17726a531ee5ae2cc5bafdd722cb7b5e2a0c19ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ef38ab2c93cbf6b272a34e17726a531ee5ae2cc5bafdd722cb7b5e2a0c19ead", kill_on_drop: false }`
[INFO] [stdout] 6ef38ab2c93cbf6b272a34e17726a531ee5ae2cc5bafdd722cb7b5e2a0c19ead