[INFO] fetching crate imag-category 0.10.1...
[INFO] documenting imag-category-0.10.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate imag-category 0.10.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate imag-category 0.10.1 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imag-category 0.10.1
[INFO] finished tweaking crates.io crate imag-category 0.10.1
[INFO] tweaked toml for crates.io crate imag-category 0.10.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate imag-category 0.10.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libimagentrycategory v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83ffcd661b46a9e2427910fb9ed548049c89db1907af43bc4a7fa19c2d869c1a
[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" "83ffcd661b46a9e2427910fb9ed548049c89db1907af43bc4a7fa19c2d869c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83ffcd661b46a9e2427910fb9ed548049c89db1907af43bc4a7fa19c2d869c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83ffcd661b46a9e2427910fb9ed548049c89db1907af43bc4a7fa19c2d869c1a", kill_on_drop: false }`
[INFO] [stdout] 83ffcd661b46a9e2427910fb9ed548049c89db1907af43bc4a7fa19c2d869c1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e44d9abd2a6ca1d29a75aed1bb091f92e3af2c8948c999d325a6550ef8fdabf
[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" "6e44d9abd2a6ca1d29a75aed1bb091f92e3af2c8948c999d325a6550ef8fdabf", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking filters v0.3.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking libimagentryutil v0.10.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking libimagentrylink v0.10.1
[INFO] [stderr]     Checking libimagentrycategory v0.10.1
[INFO] [stderr]     Checking imag-category v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting imag-category v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.48s
[INFO] running `Command { std: "docker" "inspect" "6e44d9abd2a6ca1d29a75aed1bb091f92e3af2c8948c999d325a6550ef8fdabf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e44d9abd2a6ca1d29a75aed1bb091f92e3af2c8948c999d325a6550ef8fdabf", kill_on_drop: false }`
[INFO] [stdout] 6e44d9abd2a6ca1d29a75aed1bb091f92e3af2c8948c999d325a6550ef8fdabf