[INFO] fetching crate seize 0.2.3...
[INFO] documenting seize-0.2.3 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate seize 0.2.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate seize 0.2.3 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 seize 0.2.3
[INFO] finished tweaking crates.io crate seize 0.2.3
[INFO] tweaked toml for crates.io crate seize 0.2.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test v0.5.1
[INFO] [stderr]   Downloaded serial_test_derive v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 04ae2774050a1dad9da418481fb0e848e75e5274300be60672d7efde88420fa4
[INFO] running `Command { std: "docker" "start" "-a" "04ae2774050a1dad9da418481fb0e848e75e5274300be60672d7efde88420fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04ae2774050a1dad9da418481fb0e848e75e5274300be60672d7efde88420fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04ae2774050a1dad9da418481fb0e848e75e5274300be60672d7efde88420fa4", kill_on_drop: false }`
[INFO] [stdout] 04ae2774050a1dad9da418481fb0e848e75e5274300be60672d7efde88420fa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e57cec529ae40dba8957c7163be3c53c28e3d019f8fd445bf76969d6cfb317cb
[INFO] running `Command { std: "docker" "start" "-a" "e57cec529ae40dba8957c7163be3c53c28e3d019f8fd445bf76969d6cfb317cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]  Documenting seize v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.53s
[INFO] running `Command { std: "docker" "inspect" "e57cec529ae40dba8957c7163be3c53c28e3d019f8fd445bf76969d6cfb317cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e57cec529ae40dba8957c7163be3c53c28e3d019f8fd445bf76969d6cfb317cb", kill_on_drop: false }`
[INFO] [stdout] e57cec529ae40dba8957c7163be3c53c28e3d019f8fd445bf76969d6cfb317cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 28533c7d68559363e5ba08521915169652636d7b55211b2ddb17e0dd430f2826
[INFO] running `Command { std: "docker" "start" "-a" "28533c7d68559363e5ba08521915169652636d7b55211b2ddb17e0dd430f2826", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]  Documenting seize v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.92s
[INFO] running `Command { std: "docker" "inspect" "28533c7d68559363e5ba08521915169652636d7b55211b2ddb17e0dd430f2826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28533c7d68559363e5ba08521915169652636d7b55211b2ddb17e0dd430f2826", kill_on_drop: false }`
[INFO] [stdout] 28533c7d68559363e5ba08521915169652636d7b55211b2ddb17e0dd430f2826