[INFO] fetching crate rusty-hash 1.1.0...
[INFO] documenting rusty-hash-1.1.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate rusty-hash 1.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rusty-hash 1.1.0 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 crates.io crate rusty-hash 1.1.0
[INFO] finished tweaking crates.io crate rusty-hash 1.1.0
[INFO] tweaked toml for crates.io crate rusty-hash 1.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6b53212a628f69859de1037e8c1d95ada228feceb62f02c6edf7d238e7ac63a9
[INFO] running `Command { std: "docker" "start" "-a" "6b53212a628f69859de1037e8c1d95ada228feceb62f02c6edf7d238e7ac63a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b53212a628f69859de1037e8c1d95ada228feceb62f02c6edf7d238e7ac63a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b53212a628f69859de1037e8c1d95ada228feceb62f02c6edf7d238e7ac63a9", kill_on_drop: false }`
[INFO] [stdout] 6b53212a628f69859de1037e8c1d95ada228feceb62f02c6edf7d238e7ac63a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 401754b93939a9be8d0cc6a262fc822bea0dee4da6be60c66f819bf1a9cdb7b2
[INFO] running `Command { std: "docker" "start" "-a" "401754b93939a9be8d0cc6a262fc822bea0dee4da6be60c66f819bf1a9cdb7b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking memmap v0.2.3
[INFO] [stderr]     Checking rusty-hash v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rusty-hash v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/checksum.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |     algo: Box<Digest>
[INFO] [stdout]    |               ^^^^^^ help: use `dyn`: `dyn Digest`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.79s
[INFO] running `Command { std: "docker" "inspect" "401754b93939a9be8d0cc6a262fc822bea0dee4da6be60c66f819bf1a9cdb7b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401754b93939a9be8d0cc6a262fc822bea0dee4da6be60c66f819bf1a9cdb7b2", kill_on_drop: false }`
[INFO] [stdout] 401754b93939a9be8d0cc6a262fc822bea0dee4da6be60c66f819bf1a9cdb7b2