[INFO] cloning repository https://github.com/disDeal/fidmag_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/disDeal/fidmag_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdisDeal%2Ffidmag_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdisDeal%2Ffidmag_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8aa9dfcc6a261e865cfed1a405d3ca8e6951614
[INFO] documenting disDeal/fidmag_rs 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%2FdisDeal%2Ffidmag_rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/disDeal/fidmag_rs 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] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/disDeal/fidmag_rs
[INFO] finished tweaking git repo https://github.com/disDeal/fidmag_rs
[INFO] tweaked toml for git repo https://github.com/disDeal/fidmag_rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/disDeal/fidmag_rs 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 0b06e282a5d52bbce23393d7e298868a32d0d1914cdb46608b897356e9f089dd
[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" "0b06e282a5d52bbce23393d7e298868a32d0d1914cdb46608b897356e9f089dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b06e282a5d52bbce23393d7e298868a32d0d1914cdb46608b897356e9f089dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b06e282a5d52bbce23393d7e298868a32d0d1914cdb46608b897356e9f089dd", kill_on_drop: false }`
[INFO] [stdout] 0b06e282a5d52bbce23393d7e298868a32d0d1914cdb46608b897356e9f089dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 1d9e4e01872ac00d2ca431598c5bc4b0cfd1674538c431aadc3f8f40ca891d0a
[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" "1d9e4e01872ac00d2ca431598c5bc4b0cfd1674538c431aadc3f8f40ca891d0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking blas-src v0.2.1
[INFO] [stderr]     Checking transpose v0.1.0
[INFO] [stderr]     Checking strength_reduce v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling pathfinder_simd v0.5.0
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking jpeg-decoder v0.1.19
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking num-iter v0.1.40
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]     Checking rustfft v3.0.1
[INFO] [stderr]     Checking font-kit v0.6.0
[INFO] [stderr]     Checking image v0.23.4
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]     Checking plotters v0.2.14
[INFO] [stderr]  Documenting fidmag_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.93s
[INFO] running `Command { std: "docker" "inspect" "1d9e4e01872ac00d2ca431598c5bc4b0cfd1674538c431aadc3f8f40ca891d0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d9e4e01872ac00d2ca431598c5bc4b0cfd1674538c431aadc3f8f40ca891d0a", kill_on_drop: false }`
[INFO] [stdout] 1d9e4e01872ac00d2ca431598c5bc4b0cfd1674538c431aadc3f8f40ca891d0a