[INFO] cloning repository https://github.com/boringcactus/micro-ci
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/boringcactus/micro-ci" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboringcactus%2Fmicro-ci", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboringcactus%2Fmicro-ci'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f1468dab62a4373ad7dacacdb6669fa291a0fa1
[INFO] documenting boringcactus/micro-ci 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%2Fboringcactus%2Fmicro-ci" "/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/boringcactus/micro-ci 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/boringcactus/micro-ci
[INFO] finished tweaking git repo https://github.com/boringcactus/micro-ci
[INFO] tweaked toml for git repo https://github.com/boringcactus/micro-ci written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/boringcactus/micro-ci 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] warning: unused manifest key: package.maintenance
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hubcaps v0.5.0
[INFO] [stderr]   Downloaded hyperx v0.13.2
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1204d302543f907bf34f9f335279a7dd487c83eb2091ea02deedfb4aaccee2ee
[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" "1204d302543f907bf34f9f335279a7dd487c83eb2091ea02deedfb4aaccee2ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1204d302543f907bf34f9f335279a7dd487c83eb2091ea02deedfb4aaccee2ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1204d302543f907bf34f9f335279a7dd487c83eb2091ea02deedfb4aaccee2ee", kill_on_drop: false }`
[INFO] [stdout] 1204d302543f907bf34f9f335279a7dd487c83eb2091ea02deedfb4aaccee2ee
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7dcd251072438bd2bab14c74e49b9834a9fc10bc190c5c125cd3a3f5d3d4be05
[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" "7dcd251072438bd2bab14c74e49b9834a9fc10bc190c5c125cd3a3f5d3d4be05", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.maintenance
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking hyperx v0.13.2
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking hubcaps v0.5.0
[INFO] [stderr]  Documenting micro-ci v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.00s
[INFO] running `Command { std: "docker" "inspect" "7dcd251072438bd2bab14c74e49b9834a9fc10bc190c5c125cd3a3f5d3d4be05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dcd251072438bd2bab14c74e49b9834a9fc10bc190c5c125cd3a3f5d3d4be05", kill_on_drop: false }`
[INFO] [stdout] 7dcd251072438bd2bab14c74e49b9834a9fc10bc190c5c125cd3a3f5d3d4be05