[INFO] fetching crate mhash 0.3.0...
[INFO] documenting mhash-0.3.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate mhash 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mhash 0.3.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mhash 0.3.0
[INFO] finished tweaking crates.io crate mhash 0.3.0
[INFO] tweaked toml for crates.io crate mhash 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded varmint v0.1.3
[INFO] [stderr]   Downloaded libsodium-sys v0.0.10
[INFO] [stderr]   Downloaded sodiumoxide v0.0.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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-2020-10-09" "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] 69690fe93d6ab5d43d0f3306974d9626e239819809f2a9796114a10955c8f2a5
[INFO] running `Command { std: "docker" "start" "-a" "69690fe93d6ab5d43d0f3306974d9626e239819809f2a9796114a10955c8f2a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69690fe93d6ab5d43d0f3306974d9626e239819809f2a9796114a10955c8f2a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69690fe93d6ab5d43d0f3306974d9626e239819809f2a9796114a10955c8f2a5", kill_on_drop: false }`
[INFO] [stdout] 69690fe93d6ab5d43d0f3306974d9626e239819809f2a9796114a10955c8f2a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 509c959ea1b569514694e959dade25032c89778f7e9ace5a98996317aaf46398
[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" "509c959ea1b569514694e959dade25032c89778f7e9ace5a98996317aaf46398", kill_on_drop: false }`
[INFO] [stderr]     Checking varmint v0.1.3
[INFO] [stderr]     Checking bs58 v0.2.5
[INFO] [stderr]  Documenting mhash v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014`
[INFO] [stdout]  --> src/lib.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![warn(fat_ptr_transmutes)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `redundant_closure`
[INFO] [stdout]  --> src/error.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![allow(redundant_closure)] // Caused by error_chain!
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `len_without_is_empty`
[INFO] [stdout]   --> src/multihash.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[allow(len_without_is_empty)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/variant.rs:88:20
[INFO] [stdout]    |
[INFO] [stdout] 88 |             0x0400 ... 0x040f => ApplicationSpecific { code: code },
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `BLAKE2b`
[INFO] [stdout]   --> src/variant.rs:48:20
[INFO] [stdout]    |
[INFO] [stdout] 48 |     /// A 512-bit [BLAKE2b][] digest.
[INFO] [stdout]    |                    ^^^^^^^ the module `variant` contains no item named `BLAKE2b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `BLAKE2b`
[INFO] [stdout]   --> src/variant.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 49 |     /// [BLAKE2b]: https://en.wikipedia.org/wiki/BLAKE_(hash_function)#BLAKE2
[INFO] [stdout]    |          ^^^^^^^ the module `variant` contains no item named `BLAKE2b`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `BLAKE2s`
[INFO] [stdout]   --> src/variant.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |     /// A 256-bit [BLAKE2s][] digest.
[INFO] [stdout]    |                    ^^^^^^^ the module `variant` contains no item named `BLAKE2s`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `BLAKE2s`
[INFO] [stdout]   --> src/variant.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 |     /// [BLAKE2s]: https://en.wikipedia.org/wiki/BLAKE_(hash_function)#BLAKE2
[INFO] [stdout]    |          ^^^^^^^ the module `variant` contains no item named `BLAKE2s`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `BLAKE2b`
[INFO] [stdout]   --> src/variant.rs:48:20
[INFO] [stdout]    |
[INFO] [stdout] 48 |     /// A 512-bit [BLAKE2b][] digest.
[INFO] [stdout]    |                    ^^^^^^^ the module `variant` contains no item named `BLAKE2b`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "509c959ea1b569514694e959dade25032c89778f7e9ace5a98996317aaf46398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "509c959ea1b569514694e959dade25032c89778f7e9ace5a98996317aaf46398", kill_on_drop: false }`
[INFO] [stdout] 509c959ea1b569514694e959dade25032c89778f7e9ace5a98996317aaf46398
