[INFO] cloning repository https://github.com/BMG93/2021SpringSemesterCodeDojo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BMG93/2021SpringSemesterCodeDojo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBMG93%2F2021SpringSemesterCodeDojo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBMG93%2F2021SpringSemesterCodeDojo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c16365f10af4d54bb55cafa8a51d7843d10fb100
[INFO] documenting BMG93/2021SpringSemesterCodeDojo against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBMG93%2F2021SpringSemesterCodeDojo" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BMG93/2021SpringSemesterCodeDojo on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BMG93/2021SpringSemesterCodeDojo
[INFO] finished tweaking git repo https://github.com/BMG93/2021SpringSemesterCodeDojo
[INFO] tweaked toml for git repo https://github.com/BMG93/2021SpringSemesterCodeDojo written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/BMG93/2021SpringSemesterCodeDojo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 086107a18824d2dfc0ce97a3dd1c9db5f462043c8c18c8624b73247aa4c30ede
[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" "086107a18824d2dfc0ce97a3dd1c9db5f462043c8c18c8624b73247aa4c30ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "086107a18824d2dfc0ce97a3dd1c9db5f462043c8c18c8624b73247aa4c30ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "086107a18824d2dfc0ce97a3dd1c9db5f462043c8c18c8624b73247aa4c30ede", kill_on_drop: false }`
[INFO] [stdout] 086107a18824d2dfc0ce97a3dd1c9db5f462043c8c18c8624b73247aa4c30ede
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfce240c79055f390ab1618155c1a561a0a7dee63e3d6aa24826b88b91a44310
[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" "cfce240c79055f390ab1618155c1a561a0a7dee63e3d6aa24826b88b91a44310", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]  Documenting masterm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.64s
[INFO] running `Command { std: "docker" "inspect" "cfce240c79055f390ab1618155c1a561a0a7dee63e3d6aa24826b88b91a44310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfce240c79055f390ab1618155c1a561a0a7dee63e3d6aa24826b88b91a44310", kill_on_drop: false }`
[INFO] [stdout] cfce240c79055f390ab1618155c1a561a0a7dee63e3d6aa24826b88b91a44310