[INFO] cloning repository https://github.com/willcassella/musium
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/willcassella/musium" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillcassella%2Fmusium", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillcassella%2Fmusium'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d34826f74622c00eac7a050554ba33a12c1c03fa
[INFO] documenting willcassella/musium against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillcassella%2Fmusium" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/willcassella/musium 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 git repo https://github.com/willcassella/musium
[INFO] finished tweaking git repo https://github.com/willcassella/musium
[INFO] tweaked toml for git repo https://github.com/willcassella/musium written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/willcassella/musium already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 922c35f32de5b8307018403813f49d17913d0cb3ee7989009c7f296d7a1c7a6a
[INFO] running `Command { std: "docker" "start" "-a" "922c35f32de5b8307018403813f49d17913d0cb3ee7989009c7f296d7a1c7a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "922c35f32de5b8307018403813f49d17913d0cb3ee7989009c7f296d7a1c7a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "922c35f32de5b8307018403813f49d17913d0cb3ee7989009c7f296d7a1c7a6a", kill_on_drop: false }`
[INFO] [stdout] 922c35f32de5b8307018403813f49d17913d0cb3ee7989009c7f296d7a1c7a6a
[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" "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] [stdout] 6cf98f88661694c9dd7946c27672516bd7b48afd1474f4783b81848d04325a51
[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" "6cf98f88661694c9dd7946c27672516bd7b48afd1474f4783b81848d04325a51", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking metaflac v0.2.3
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking id3 v0.5.1
[INFO] [stderr]     Checking tree_magic v0.2.3
[INFO] [stderr]  Documenting musium v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.05s
[INFO] running `Command { std: "docker" "inspect" "6cf98f88661694c9dd7946c27672516bd7b48afd1474f4783b81848d04325a51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cf98f88661694c9dd7946c27672516bd7b48afd1474f4783b81848d04325a51", kill_on_drop: false }`
[INFO] [stdout] 6cf98f88661694c9dd7946c27672516bd7b48afd1474f4783b81848d04325a51