[INFO] cloning repository https://github.com/alexsparrow/brainlift
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexsparrow/brainlift" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexsparrow%2Fbrainlift", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexsparrow%2Fbrainlift'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a4ddaac95e8d58a8027452a6a85fe0d040b69c5
[INFO] documenting alexsparrow/brainlift against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexsparrow%2Fbrainlift" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexsparrow/brainlift 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 git repo https://github.com/alexsparrow/brainlift
[INFO] finished tweaking git repo https://github.com/alexsparrow/brainlift
[INFO] tweaked toml for git repo https://github.com/alexsparrow/brainlift written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/alexsparrow/brainlift 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 errno v0.2.5
[INFO] [stderr]   Downloaded cranelift-bforest v0.58.0
[INFO] [stderr]   Downloaded cranelift-frontend v0.58.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.16
[INFO] [stderr]   Downloaded errno-dragonfly v0.1.1
[INFO] [stderr]   Downloaded mach v0.2.3
[INFO] [stderr]   Downloaded libc v0.2.69
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.58.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.58.0
[INFO] [stderr]   Downloaded thiserror v1.0.16
[INFO] [stderr]   Downloaded raw-cpuid v7.0.3
[INFO] [stderr]   Downloaded cc v1.0.52
[INFO] [stderr]   Downloaded cranelift-native v0.58.0
[INFO] [stderr]   Downloaded region v2.1.2
[INFO] [stderr]   Downloaded target-lexicon v0.10.0
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.58.0
[INFO] [stderr]   Downloaded cranelift-simplejit v0.58.0
[INFO] [stderr]   Downloaded cranelift v0.58.0
[INFO] [stderr]   Downloaded cranelift-module v0.58.0
[INFO] [stderr]   Downloaded cranelift-entity v0.58.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 768bfb73a30d9e5391a2fc90eb628d6f4d0d0b85e10d1d90928c92f96b53d9a1
[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" "768bfb73a30d9e5391a2fc90eb628d6f4d0d0b85e10d1d90928c92f96b53d9a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "768bfb73a30d9e5391a2fc90eb628d6f4d0d0b85e10d1d90928c92f96b53d9a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "768bfb73a30d9e5391a2fc90eb628d6f4d0d0b85e10d1d90928c92f96b53d9a1", kill_on_drop: false }`
[INFO] [stdout] 768bfb73a30d9e5391a2fc90eb628d6f4d0d0b85e10d1d90928c92f96b53d9a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 17548a1a39a2845ab4e730f23f9883d218d7404367b753d272bd19a15e912e25
[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" "17548a1a39a2845ab4e730f23f9883d218d7404367b753d272bd19a15e912e25", kill_on_drop: false }`
[INFO] [stderr]    Compiling cranelift-entity v0.58.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.58.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]     Checking errno v0.2.5
[INFO] [stderr]     Checking region v2.1.2
[INFO] [stderr]     Checking cranelift-bforest v0.58.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.58.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]     Checking thiserror v1.0.16
[INFO] [stderr]    Compiling cranelift-codegen v0.58.0
[INFO] [stderr]     Checking cranelift-frontend v0.58.0
[INFO] [stderr]     Checking cranelift-native v0.58.0
[INFO] [stderr]     Checking cranelift-module v0.58.0
[INFO] [stderr]     Checking cranelift v0.58.0
[INFO] [stderr]     Checking cranelift-simplejit v0.58.0
[INFO] [stderr]  Documenting brainlift v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.39s
[INFO] running `Command { std: "docker" "inspect" "17548a1a39a2845ab4e730f23f9883d218d7404367b753d272bd19a15e912e25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17548a1a39a2845ab4e730f23f9883d218d7404367b753d272bd19a15e912e25", kill_on_drop: false }`
[INFO] [stdout] 17548a1a39a2845ab4e730f23f9883d218d7404367b753d272bd19a15e912e25