[INFO] fetching crate pop-trait 0.2.1...
[INFO] documenting pop-trait-0.2.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate pop-trait 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate pop-trait 0.2.1 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pop-trait 0.2.1
[INFO] finished tweaking crates.io crate pop-trait 0.2.1
[INFO] tweaked toml for crates.io crate pop-trait 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbbd23ec805f3f78d134c7789ae820fb5b7a6489208d409013eb1a13db890854
[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" "bbbd23ec805f3f78d134c7789ae820fb5b7a6489208d409013eb1a13db890854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbbd23ec805f3f78d134c7789ae820fb5b7a6489208d409013eb1a13db890854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbbd23ec805f3f78d134c7789ae820fb5b7a6489208d409013eb1a13db890854", kill_on_drop: false }`
[INFO] [stdout] bbbd23ec805f3f78d134c7789ae820fb5b7a6489208d409013eb1a13db890854
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "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] 2a44814ca1c523a4f32ce0e09788cf92ef7ddb794501b6454998ea1ff313401f
[INFO] running `Command { std: "docker" "start" "-a" "2a44814ca1c523a4f32ce0e09788cf92ef7ddb794501b6454998ea1ff313401f", kill_on_drop: false }`
[INFO] [stderr]     Checking compare v0.0.6
[INFO] [stderr]     Checking linked-list v0.0.3
[INFO] [stderr]     Checking enum-set v0.0.8
[INFO] [stderr]     Checking linear-map v0.0.4
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking traverse v0.0.12
[INFO] [stderr]     Checking interval-heap v0.0.5
[INFO] [stderr]     Checking blist v0.0.4
[INFO] [stderr]     Checking len-trait v0.2.6
[INFO] [stderr]  Documenting pop-trait v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "2a44814ca1c523a4f32ce0e09788cf92ef7ddb794501b6454998ea1ff313401f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a44814ca1c523a4f32ce0e09788cf92ef7ddb794501b6454998ea1ff313401f", kill_on_drop: false }`
[INFO] [stdout] 2a44814ca1c523a4f32ce0e09788cf92ef7ddb794501b6454998ea1ff313401f