[INFO] fetching crate mhash 0.3.0...
[INFO] documenting mhash-0.3.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate mhash 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mhash 0.3.0 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded varmint v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c027354d498b91875388eb8bc770a7a22244b66b56387d67a0e544315bdde9bd
[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" "c027354d498b91875388eb8bc770a7a22244b66b56387d67a0e544315bdde9bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c027354d498b91875388eb8bc770a7a22244b66b56387d67a0e544315bdde9bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c027354d498b91875388eb8bc770a7a22244b66b56387d67a0e544315bdde9bd", kill_on_drop: false }`
[INFO] [stdout] c027354d498b91875388eb8bc770a7a22244b66b56387d67a0e544315bdde9bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eccecbcb2a4ea98f2043c927af5506cec66ce7ce04dd0968ac8f2b983d7cf8e
[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" "0eccecbcb2a4ea98f2043c927af5506cec66ce7ce04dd0968ac8f2b983d7cf8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking varmint v0.1.3
[INFO] [stderr]     Checking bs58 v0.2.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking error-chain v0.5.0
[INFO] [stderr]  Documenting mhash v0.3.0 (/opt/rustwide/workdir)
[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: `[BLAKE2b]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/variant.rs:48:20
[INFO] [stdout]    |
[INFO] [stdout] 48 |     /// A 512-bit [BLAKE2b][] digest.
[INFO] [stdout]    |                    ^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[BLAKE2b]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/variant.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 49 |     /// [BLAKE2b]: https://en.wikipedia.org/wiki/BLAKE_(hash_function)#BLAKE2
[INFO] [stdout]    |          ^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[BLAKE2s]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/variant.rs:52:20
[INFO] [stdout]    |
[INFO] [stdout] 52 |     /// A 256-bit [BLAKE2s][] digest.
[INFO] [stdout]    |                    ^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[BLAKE2s]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/variant.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 |     /// [BLAKE2s]: https://en.wikipedia.org/wiki/BLAKE_(hash_function)#BLAKE2
[INFO] [stdout]    |          ^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[BLAKE2b]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/variant.rs:48:20
[INFO] [stdout]    |
[INFO] [stdout] 48 |     /// A 512-bit [BLAKE2b][] digest.
[INFO] [stdout]    |                    ^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.00s
[INFO] running `Command { std: "docker" "inspect" "0eccecbcb2a4ea98f2043c927af5506cec66ce7ce04dd0968ac8f2b983d7cf8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eccecbcb2a4ea98f2043c927af5506cec66ce7ce04dd0968ac8f2b983d7cf8e", kill_on_drop: false }`
[INFO] [stdout] 0eccecbcb2a4ea98f2043c927af5506cec66ce7ce04dd0968ac8f2b983d7cf8e