[INFO] cloning repository https://github.com/erochest/hashed-id
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erochest/hashed-id" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferochest%2Fhashed-id", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferochest%2Fhashed-id'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40fe526ddf63e06b610dce89d2f8a8091ab8bbb0
[INFO] documenting erochest/hashed-id 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%2Ferochest%2Fhashed-id" "/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/erochest/hashed-id 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/erochest/hashed-id
[INFO] finished tweaking git repo https://github.com/erochest/hashed-id
[INFO] tweaked toml for git repo https://github.com/erochest/hashed-id written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/erochest/hashed-id 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 data-encoding v2.1.2
[INFO] [stderr]   Downloaded doc-comment v0.3.1
[INFO] [stderr]   Downloaded clap-verbosity-flag v0.3.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.56
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.56
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.56
[INFO] [stderr]   Downloaded directories v0.10.0
[INFO] [stderr]   Downloaded confy v0.3.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.56
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.56
[INFO] [stderr]   Downloaded rustversion v1.0.1
[INFO] [stderr]   Downloaded js-sys v0.3.33
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.56
[INFO] [stderr]   Downloaded syn v1.0.13
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.3
[INFO] [stderr]   Downloaded proc-macro-error v0.4.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.7
[INFO] [stderr]   Downloaded assert_cmd v0.12.0
[INFO] [stderr]   Downloaded syn-mid v0.4.0
[INFO] [stderr]   Downloaded predicates v1.0.2
[INFO] [stderr]   Downloaded web-sys v0.3.33
[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" "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] f746ce04765b563d74641b6b4cc4724c3bbf36bd3d30c87bac80f87f3a8dc82c
[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" "f746ce04765b563d74641b6b4cc4724c3bbf36bd3d30c87bac80f87f3a8dc82c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f746ce04765b563d74641b6b4cc4724c3bbf36bd3d30c87bac80f87f3a8dc82c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f746ce04765b563d74641b6b4cc4724c3bbf36bd3d30c87bac80f87f3a8dc82c", kill_on_drop: false }`
[INFO] [stdout] f746ce04765b563d74641b6b4cc4724c3bbf36bd3d30c87bac80f87f3a8dc82c
[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" "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] cc526a6dd29a6a5dd52986e21d08f8998c4a518a4b79fc419d6ae44c8958e8af
[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" "cc526a6dd29a6a5dd52986e21d08f8998c4a518a4b79fc419d6ae44c8958e8af", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking directories v0.10.0
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling rustversion v1.0.1
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling proc-macro-error v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.3
[INFO] [stderr]    Compiling structopt-derive v0.4.0
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking structopt v0.3.7
[INFO] [stderr]     Checking clap-verbosity-flag v0.3.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking confy v0.3.1
[INFO] [stderr]  Documenting hashed-id v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.54s
[INFO] running `Command { std: "docker" "inspect" "cc526a6dd29a6a5dd52986e21d08f8998c4a518a4b79fc419d6ae44c8958e8af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc526a6dd29a6a5dd52986e21d08f8998c4a518a4b79fc419d6ae44c8958e8af", kill_on_drop: false }`
[INFO] [stdout] cc526a6dd29a6a5dd52986e21d08f8998c4a518a4b79fc419d6ae44c8958e8af