[INFO] cloning repository https://github.com/mindriot101/crate-download-stats
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mindriot101/crate-download-stats" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmindriot101%2Fcrate-download-stats", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmindriot101%2Fcrate-download-stats'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a646bbfa04a58532e664373860eb01ac3e2c81ff
[INFO] documenting mindriot101/crate-download-stats 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%2Fmindriot101%2Fcrate-download-stats" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mindriot101/crate-download-stats 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/mindriot101/crate-download-stats
[INFO] finished tweaking git repo https://github.com/mindriot101/crate-download-stats
[INFO] tweaked toml for git repo https://github.com/mindriot101/crate-download-stats written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mindriot101/crate-download-stats 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 03c91c804bb64f4b847d8052a09c6b21cacb32b85711db5df6dd36ee33302be6
[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" "03c91c804bb64f4b847d8052a09c6b21cacb32b85711db5df6dd36ee33302be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03c91c804bb64f4b847d8052a09c6b21cacb32b85711db5df6dd36ee33302be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03c91c804bb64f4b847d8052a09c6b21cacb32b85711db5df6dd36ee33302be6", kill_on_drop: false }`
[INFO] [stdout] 03c91c804bb64f4b847d8052a09c6b21cacb32b85711db5df6dd36ee33302be6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] d5c43a149f56dae2af85a457d08fe3c47ee8dee5aa5b9efc7f49681bf8a8b9d1
[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" "d5c43a149f56dae2af85a457d08fe3c47ee8dee5aa5b9efc7f49681bf8a8b9d1", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking num-traits v0.1.36
[INFO] [stderr]     Checking siphasher v0.2.1
[INFO] [stderr]     Checking serde v0.9.7
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking fallible-iterator v0.1.3
[INFO] [stderr]    Compiling quote v0.3.12
[INFO] [stderr]     Checking md5 v0.2.1
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]     Checking rustc-serialize v0.3.22
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking rustc-demangle v0.1.3
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking bufstream v0.1.2
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking openssl-probe v0.1.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking phf_shared v0.7.21
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling syn v0.11.4
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking time v0.1.36
[INFO] [stderr]     Checking term_size v0.2.3
[INFO] [stderr]     Checking phf v0.7.21
[INFO] [stderr]     Checking num-integer v0.1.32
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking postgres-protocol v0.2.0
[INFO] [stderr]     Checking clap v2.20.5
[INFO] [stderr]     Checking num-iter v0.1.32
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking num v0.1.36
[INFO] [stderr]    Compiling openssl-sys v0.9.7
[INFO] [stderr]    Compiling libz-sys v1.0.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.8
[INFO] [stderr]    Compiling curl-sys v0.3.10
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling serde_codegen_internals v0.13.0
[INFO] [stderr]     Checking dotenv v0.8.0
[INFO] [stderr]    Compiling serde_derive v0.9.7
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking serde_json v0.9.6
[INFO] [stderr]     Checking postgres-shared v0.1.1 (https://github.com/sfackler/rust-postgres?rev=09b078bdbb2ad901f6149d74348fa1195d6c7a84#09b078bd)
[INFO] [stderr]     Checking postgres v0.13.6 (https://github.com/sfackler/rust-postgres?rev=09b078bdbb2ad901f6149d74348fa1195d6c7a84#09b078bd)
[INFO] [stderr]     Checking error-chain v0.9.0
[INFO] [stderr]     Checking curl v0.4.6
[INFO] [stderr]  Documenting fitsio-download-stats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 08s
[INFO] running `Command { std: "docker" "inspect" "d5c43a149f56dae2af85a457d08fe3c47ee8dee5aa5b9efc7f49681bf8a8b9d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5c43a149f56dae2af85a457d08fe3c47ee8dee5aa5b9efc7f49681bf8a8b9d1", kill_on_drop: false }`
[INFO] [stdout] d5c43a149f56dae2af85a457d08fe3c47ee8dee5aa5b9efc7f49681bf8a8b9d1