[INFO] fetching crate chksum-sync 0.1.0-rc3...
[INFO] documenting chksum-sync-0.1.0-rc3 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate chksum-sync 0.1.0-rc3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate chksum-sync 0.1.0-rc3 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 crates.io crate chksum-sync 0.1.0-rc3
[INFO] finished tweaking crates.io crate chksum-sync 0.1.0-rc3
[INFO] tweaked toml for crates.io crate chksum-sync 0.1.0-rc3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate chksum-sync 0.1.0-rc3 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chksum-arch v0.1.0-rc3
[INFO] [stderr]   Downloaded chksum-config v0.1.0-rc3
[INFO] [stderr]   Downloaded chksum-traits v0.1.0-rc3
[INFO] [stderr]   Downloaded chksum-hash v0.1.0-rc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c0fab2ebebd41429508c8d4a8968aede8a53889e3d730cca7bfadc6618f36ec3
[INFO] running `Command { std: "docker" "start" "-a" "c0fab2ebebd41429508c8d4a8968aede8a53889e3d730cca7bfadc6618f36ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0fab2ebebd41429508c8d4a8968aede8a53889e3d730cca7bfadc6618f36ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0fab2ebebd41429508c8d4a8968aede8a53889e3d730cca7bfadc6618f36ec3", kill_on_drop: false }`
[INFO] [stdout] c0fab2ebebd41429508c8d4a8968aede8a53889e3d730cca7bfadc6618f36ec3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 26a4a580c3f834be4dbb63149e1a5ebf6f0975f8bd820874377b8d5583a05ebd
[INFO] running `Command { std: "docker" "start" "-a" "26a4a580c3f834be4dbb63149e1a5ebf6f0975f8bd820874377b8d5583a05ebd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling chksum-hash v0.1.0-rc3
[INFO] [stderr]     Checking chksum-traits v0.1.0-rc3
[INFO] [stderr]    Compiling chksum-sync v0.1.0-rc3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking chksum-config v0.1.0-rc3
[INFO] [stderr]     Checking chksum-arch v0.1.0-rc3
[INFO] [stderr] warning: Cannot identify channel `1.61.0`, setting `stable` by default.
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]  Documenting chksum-sync v0.1.0-rc3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.91s
[INFO] running `Command { std: "docker" "inspect" "26a4a580c3f834be4dbb63149e1a5ebf6f0975f8bd820874377b8d5583a05ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a4a580c3f834be4dbb63149e1a5ebf6f0975f8bd820874377b8d5583a05ebd", kill_on_drop: false }`
[INFO] [stdout] 26a4a580c3f834be4dbb63149e1a5ebf6f0975f8bd820874377b8d5583a05ebd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] c1181723c8d869a1cb1bb31afac31b133bcf569abac6456d55191ed759021645
[INFO] running `Command { std: "docker" "start" "-a" "c1181723c8d869a1cb1bb31afac31b133bcf569abac6456d55191ed759021645", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking chksum-traits v0.1.0-rc3
[INFO] [stderr]    Compiling chksum-hash v0.1.0-rc3
[INFO] [stderr]    Compiling chksum-sync v0.1.0-rc3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking chksum-config v0.1.0-rc3
[INFO] [stderr]     Checking chksum-arch v0.1.0-rc3
[INFO] [stderr] warning: Cannot identify channel `1.61.0`, setting `stable` by default.
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]  Documenting chksum-sync v0.1.0-rc3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.85s
[INFO] running `Command { std: "docker" "inspect" "c1181723c8d869a1cb1bb31afac31b133bcf569abac6456d55191ed759021645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1181723c8d869a1cb1bb31afac31b133bcf569abac6456d55191ed759021645", kill_on_drop: false }`
[INFO] [stdout] c1181723c8d869a1cb1bb31afac31b133bcf569abac6456d55191ed759021645