[INFO] crate nibble 0.1.0 is already in cache
[INFO] documenting nibble-0.1.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate nibble 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate nibble 0.1.0 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 nibble 0.1.0
[INFO] finished tweaking crates.io crate nibble 0.1.0
[INFO] tweaked toml for crates.io crate nibble 0.1.0 written to /workspace/builds/worker-4/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] 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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e4459dca776549a62cb25ee43f793a7d5b47a042c950377dcc1f295443e809ec
[INFO] running `Command { std: "docker" "start" "-a" "e4459dca776549a62cb25ee43f793a7d5b47a042c950377dcc1f295443e809ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4459dca776549a62cb25ee43f793a7d5b47a042c950377dcc1f295443e809ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4459dca776549a62cb25ee43f793a7d5b47a042c950377dcc1f295443e809ec", kill_on_drop: false }`
[INFO] [stdout] e4459dca776549a62cb25ee43f793a7d5b47a042c950377dcc1f295443e809ec
[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" "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] 651f42eacac3ea5c1a44b318290d5e225217cdff0ec56b88dbcfda440c2f2d4e
[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" "651f42eacac3ea5c1a44b318290d5e225217cdff0ec56b88dbcfda440c2f2d4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]  Documenting nibble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/base.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |             b'0'...b'9' => Some(Self::from_lo(b - b'0')),
[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: `...` range patterns are deprecated
[INFO] [stdout]   --> src/base.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |             b'A'...b'F' => Some(Self::from_lo(b - b'A' + 0xA)),
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/base.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |             b'a'...b'f' => Some(Self::from_lo(b - b'a' + 0xa)),
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/base.rs:98:16
[INFO] [stdout]    |
[INFO] [stdout] 98 |             0x0...0x9 => b'0' + val,
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/base.rs:99:16
[INFO] [stdout]    |
[INFO] [stdout] 99 |             0xa...0xf => b'a' + val - 0xa,
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/base.rs:108:16
[INFO] [stdout]     |
[INFO] [stdout] 108 |             0x0...0x9 => b'0' + val,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/base.rs:109:16
[INFO] [stdout]     |
[INFO] [stdout] 109 |             0xA...0xF => b'A' + val - 0xA,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/base.rs:120:16
[INFO] [stdout]     |
[INFO] [stdout] 120 |             '0'...'9' => Some(Self::from_lo(u32::from(c) as u8 - b'0')),
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/base.rs:121:16
[INFO] [stdout]     |
[INFO] [stdout] 121 |             'A'...'F' => Some(Self::from_lo(u32::from(c) as u8 - b'A' + 0xA)),
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/base.rs:122:16
[INFO] [stdout]     |
[INFO] [stdout] 122 |             'a'...'f' => Some(Self::from_lo(u32::from(c) as u8 - b'a' + 0xa)),
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "651f42eacac3ea5c1a44b318290d5e225217cdff0ec56b88dbcfda440c2f2d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "651f42eacac3ea5c1a44b318290d5e225217cdff0ec56b88dbcfda440c2f2d4e", kill_on_drop: false }`
[INFO] [stdout] 651f42eacac3ea5c1a44b318290d5e225217cdff0ec56b88dbcfda440c2f2d4e