[INFO] fetching crate lockchain-core 0.9.0...
[INFO] documenting lockchain-core-0.9.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate lockchain-core 0.9.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate lockchain-core 0.9.0 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lockchain-core 0.9.0
[INFO] finished tweaking crates.io crate lockchain-core 0.9.0
[INFO] tweaked toml for crates.io crate lockchain-core 0.9.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2203e68ac232dbd716b597ba89397708bb0910d4fea77b6f348bbc6c4decc791
[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" "2203e68ac232dbd716b597ba89397708bb0910d4fea77b6f348bbc6c4decc791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2203e68ac232dbd716b597ba89397708bb0910d4fea77b6f348bbc6c4decc791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2203e68ac232dbd716b597ba89397708bb0910d4fea77b6f348bbc6c4decc791", kill_on_drop: false }`
[INFO] [stdout] 2203e68ac232dbd716b597ba89397708bb0910d4fea77b6f348bbc6c4decc791
[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" "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" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b424b499b26ec43285abae40cf3892e830db9e503ef1df1019cc34ef5de4fdc
[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" "5b424b499b26ec43285abae40cf3892e830db9e503ef1df1019cc34ef5de4fdc", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking pam-sys v0.5.6
[INFO] [stderr]     Checking users v0.5.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking nix v0.11.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking pam-auth v0.5.5
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking bcrypt v0.2.2
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking keybob v0.3.1
[INFO] [stderr]  Documenting lockchain-core v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown attribute `norun`. Did you mean `no_run`?
[INFO] [stdout]   --> src/traits.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | / /// This is purely a marker trait for encryptable types
[INFO] [stdout] 48 | | ///
[INFO] [stdout] 49 | | /// Indicates that a type should be handlable by an encryption
[INFO] [stdout] 50 | | /// engine, also relying on the auto encoder functionality.
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | | /// impl Encryptable for YourSpecialType {}
[INFO] [stdout] 58 | | /// ```
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_codeblock_attribute)]` on by default
[INFO] [stdout]    = help: the code block will either not be tested if not marked as a rust one or will be run (which you might not want)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.67s
[INFO] running `Command { std: "docker" "inspect" "5b424b499b26ec43285abae40cf3892e830db9e503ef1df1019cc34ef5de4fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b424b499b26ec43285abae40cf3892e830db9e503ef1df1019cc34ef5de4fdc", kill_on_drop: false }`
[INFO] [stdout] 5b424b499b26ec43285abae40cf3892e830db9e503ef1df1019cc34ef5de4fdc