[INFO] fetching crate wbs-backup 0.1.8...
[INFO] documenting wbs-backup-0.1.8 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate wbs-backup 0.1.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate wbs-backup 0.1.8 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 wbs-backup 0.1.8
[INFO] finished tweaking crates.io crate wbs-backup 0.1.8
[INFO] tweaked toml for crates.io crate wbs-backup 0.1.8 written to /workspace/builds/worker-4/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] warning: path `/workspace/builds/worker-4/source/src/backup-daemon.rs` was erroneously implicitly accepted for binary `backup-daemon`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2236f00082e9f319b0485d5d74d4332887c89c76f28413558b55f14c1b7d613a
[INFO] running `Command { std: "docker" "start" "-a" "2236f00082e9f319b0485d5d74d4332887c89c76f28413558b55f14c1b7d613a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2236f00082e9f319b0485d5d74d4332887c89c76f28413558b55f14c1b7d613a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2236f00082e9f319b0485d5d74d4332887c89c76f28413558b55f14c1b7d613a", kill_on_drop: false }`
[INFO] [stdout] 2236f00082e9f319b0485d5d74d4332887c89c76f28413558b55f14c1b7d613a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 06050b3992e50b52b7f3867999f2d8e223042282b8eb07c43fea3ee2e3b83ed6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "06050b3992e50b52b7f3867999f2d8e223042282b8eb07c43fea3ee2e3b83ed6", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/backup-daemon.rs` was erroneously implicitly accepted for binary `backup-daemon`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]  Documenting wbs-backup v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.73s
[INFO] running `Command { std: "docker" "inspect" "06050b3992e50b52b7f3867999f2d8e223042282b8eb07c43fea3ee2e3b83ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06050b3992e50b52b7f3867999f2d8e223042282b8eb07c43fea3ee2e3b83ed6", kill_on_drop: false }`
[INFO] [stdout] 06050b3992e50b52b7f3867999f2d8e223042282b8eb07c43fea3ee2e3b83ed6