[INFO] cloning repository https://github.com/xurtis/isolate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xurtis/isolate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxurtis%2Fisolate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxurtis%2Fisolate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3bc1fc1fb3135f72a6b685fcbd3e0553abcc442
[INFO] documenting xurtis/isolate 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%2Fxurtis%2Fisolate" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xurtis/isolate 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/xurtis/isolate
[INFO] finished tweaking git repo https://github.com/xurtis/isolate
[INFO] tweaked toml for git repo https://github.com/xurtis/isolate written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/xurtis/isolate 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 10c3181ade9103421d18306cd15f9a22710fda3143bebd3ee9fb5e845432c268
[INFO] running `Command { std: "docker" "start" "-a" "10c3181ade9103421d18306cd15f9a22710fda3143bebd3ee9fb5e845432c268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10c3181ade9103421d18306cd15f9a22710fda3143bebd3ee9fb5e845432c268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10c3181ade9103421d18306cd15f9a22710fda3143bebd3ee9fb5e845432c268", kill_on_drop: false }`
[INFO] [stdout] 10c3181ade9103421d18306cd15f9a22710fda3143bebd3ee9fb5e845432c268
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] cad697020106cdccc861448f7c7332c7f26ec532a243674d8cfe2bffb6d577c0
[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" "cad697020106cdccc861448f7c7332c7f26ec532a243674d8cfe2bffb6d577c0", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking errno v0.2.3
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.64
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking unshare v0.2.0
[INFO] [stderr]     Checking docopt v0.8.3
[INFO] [stderr]  Documenting isolate v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/namespace/mod.rs:83:2
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn box_clone(&self) -> Box<Namespace>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:3:9
[INFO] [stdout]    |
[INFO] [stdout] 3  | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.01s
[INFO] running `Command { std: "docker" "inspect" "cad697020106cdccc861448f7c7332c7f26ec532a243674d8cfe2bffb6d577c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cad697020106cdccc861448f7c7332c7f26ec532a243674d8cfe2bffb6d577c0", kill_on_drop: false }`
[INFO] [stdout] cad697020106cdccc861448f7c7332c7f26ec532a243674d8cfe2bffb6d577c0