[INFO] cloning repository https://github.com/rmw-dart/blake3.rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rmw-dart/blake3.rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmw-dart%2Fblake3.rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmw-dart%2Fblake3.rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1fc64988a755a0105c4a2e49c28dc56a840fd58
[INFO] documenting rmw-dart/blake3.rust against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmw-dart%2Fblake3.rust" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rmw-dart/blake3.rust on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rmw-dart/blake3.rust
[INFO] finished tweaking git repo https://github.com/rmw-dart/blake3.rust
[INFO] tweaked toml for git repo https://github.com/rmw-dart/blake3.rust written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/rmw-dart/blake3.rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f181e91dd43080cf6027ab2daad9b1f69a723f5a3fa13a3143a5d88867d49996
[INFO] running `Command { std: "docker" "start" "-a" "f181e91dd43080cf6027ab2daad9b1f69a723f5a3fa13a3143a5d88867d49996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f181e91dd43080cf6027ab2daad9b1f69a723f5a3fa13a3143a5d88867d49996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f181e91dd43080cf6027ab2daad9b1f69a723f5a3fa13a3143a5d88867d49996", kill_on_drop: false }`
[INFO] [stdout] f181e91dd43080cf6027ab2daad9b1f69a723f5a3fa13a3143a5d88867d49996
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f945b5fb2e4bba29969efca7ebc8e372f87c3d8bdab31ea972ac60e43a4621e
[INFO] running `Command { std: "docker" "start" "-a" "2f945b5fb2e4bba29969efca7ebc8e372f87c3d8bdab31ea972ac60e43a4621e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling mini_paste-proc_macro v0.1.11
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking mini_paste v0.1.11
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]    Compiling safer_ffi-proc_macro v0.0.6
[INFO] [stderr]    Compiling require_unsafe_in_body v0.2.1
[INFO] [stderr]     Checking safer-ffi v0.0.6
[INFO] [stderr]  Documenting dart-ffi v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.20s
[INFO] running `Command { std: "docker" "inspect" "2f945b5fb2e4bba29969efca7ebc8e372f87c3d8bdab31ea972ac60e43a4621e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f945b5fb2e4bba29969efca7ebc8e372f87c3d8bdab31ea972ac60e43a4621e", kill_on_drop: false }`
[INFO] [stdout] 2f945b5fb2e4bba29969efca7ebc8e372f87c3d8bdab31ea972ac60e43a4621e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 037c02f250e42332f09d21be8f6826e0c60a4bee7f5539480e37f80410e3b7bf
[INFO] running `Command { std: "docker" "start" "-a" "037c02f250e42332f09d21be8f6826e0c60a4bee7f5539480e37f80410e3b7bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling mini_paste-proc_macro v0.1.11
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking mini_paste v0.1.11
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling require_unsafe_in_body v0.2.1
[INFO] [stderr]    Compiling safer_ffi-proc_macro v0.0.6
[INFO] [stderr]     Checking safer-ffi v0.0.6
[INFO] [stderr]  Documenting dart-ffi v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.57s
[INFO] running `Command { std: "docker" "inspect" "037c02f250e42332f09d21be8f6826e0c60a4bee7f5539480e37f80410e3b7bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "037c02f250e42332f09d21be8f6826e0c60a4bee7f5539480e37f80410e3b7bf", kill_on_drop: false }`
[INFO] [stdout] 037c02f250e42332f09d21be8f6826e0c60a4bee7f5539480e37f80410e3b7bf