[INFO] cloning repository https://github.com/susliko/ext2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/susliko/ext2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsusliko%2Fext2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsusliko%2Fext2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e842a4aee7c8cf896cd6a6a25a457020737c260c
[INFO] documenting susliko/ext2 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%2Fsusliko%2Fext2" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/susliko/ext2 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/susliko/ext2
[INFO] finished tweaking git repo https://github.com/susliko/ext2
[INFO] tweaked toml for git repo https://github.com/susliko/ext2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/susliko/ext2 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 5c15ef058ae2ce36d965bf295846c407bcb0a203e63d9d884023cfee4b500511
[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" "5c15ef058ae2ce36d965bf295846c407bcb0a203e63d9d884023cfee4b500511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c15ef058ae2ce36d965bf295846c407bcb0a203e63d9d884023cfee4b500511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c15ef058ae2ce36d965bf295846c407bcb0a203e63d9d884023cfee4b500511", kill_on_drop: false }`
[INFO] [stdout] 5c15ef058ae2ce36d965bf295846c407bcb0a203e63d9d884023cfee4b500511
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 72eed745253b51bb77f294d589d0eff06864f78e8500923c757c9b8ae13ee5e1
[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" "72eed745253b51bb77f294d589d0eff06864f78e8500923c757c9b8ae13ee5e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling serde-big-array v0.2.0
[INFO] [stderr]     Checking boxfnonce v0.1.1
[INFO] [stderr]     Checking daemonize v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking ext2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting ext2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.18s
[INFO] running `Command { std: "docker" "inspect" "72eed745253b51bb77f294d589d0eff06864f78e8500923c757c9b8ae13ee5e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72eed745253b51bb77f294d589d0eff06864f78e8500923c757c9b8ae13ee5e1", kill_on_drop: false }`
[INFO] [stdout] 72eed745253b51bb77f294d589d0eff06864f78e8500923c757c9b8ae13ee5e1