[INFO] cloning repository https://github.com/c0d3d/lockjaw
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/c0d3d/lockjaw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0d3d%2Flockjaw", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0d3d%2Flockjaw'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 59016afa9a5f307ff0ccb95d7001ef41232729c4
[INFO] documenting c0d3d/lockjaw against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0d3d%2Flockjaw" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/c0d3d/lockjaw on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/c0d3d/lockjaw
[INFO] finished tweaking git repo https://github.com/c0d3d/lockjaw
[INFO] tweaked toml for git repo https://github.com/c0d3d/lockjaw written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/c0d3d/lockjaw already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded errno v0.1.8
[INFO] [stderr]   Downloaded rmp v0.8.9
[INFO] [stderr]   Downloaded rmp-serde v0.14.4
[INFO] [stderr]   Downloaded tar v0.4.29
[INFO] [stderr]   Downloaded keyutils v0.2.1
[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" "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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37496a0ebecb4890281c3420086c1c45d0c9d90d1aca6dae42ad003cf2e6e9b1
[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" "37496a0ebecb4890281c3420086c1c45d0c9d90d1aca6dae42ad003cf2e6e9b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37496a0ebecb4890281c3420086c1c45d0c9d90d1aca6dae42ad003cf2e6e9b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37496a0ebecb4890281c3420086c1c45d0c9d90d1aca6dae42ad003cf2e6e9b1", kill_on_drop: false }`
[INFO] [stdout] 37496a0ebecb4890281c3420086c1c45d0c9d90d1aca6dae42ad003cf2e6e9b1
[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" "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" "+1.46.0" "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] 6a3ecf4a6dfe24f7086a7c0095eb4a55c1584651f4babe27cbda088d5ecf1859
[INFO] running `Command { std: "docker" "start" "-a" "6a3ecf4a6dfe24f7086a7c0095eb4a55c1584651f4babe27cbda088d5ecf1859", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling adler32 v1.1.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking errno v0.1.8
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]     Checking keyutils v0.2.1
[INFO] [stderr]    Compiling tar v0.4.29
[INFO] [stderr]    Compiling libsodium-sys v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking sodiumoxide v0.2.5
[INFO] [stderr]     Checking lockjaw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting lockjaw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sodiumoxide::crypto::hash::sha256`
[INFO] [stdout]  --> src/crypto.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sodiumoxide::crypto::hash::sha256;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sodiumoxide::crypto::secretbox`
[INFO] [stdout]  --> src/crypto.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sodiumoxide::crypto::secretbox;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ktype`
[INFO] [stdout]   --> src/keystore.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         ktype: KeyType,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_ktype`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/keystore.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         name: &Name,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tag`
[INFO] [stdout]    --> src/keystore.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let tag = unsafe {
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ktype`
[INFO] [stdout]    --> src/keystore.rs:104:27
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn create_interactive(ktype: KeyType, value: &[u8]) -> Result<RawKey, String> {
[INFO] [stdout]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_ktype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]  --> src/ring.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn keyring_search<T>(name: T) -> Option<Vec<u8>>
[INFO] [stdout]   |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/memlock.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let mut locked: MLock<T> =
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_slice`
[INFO] [stdout]   --> src/databuff.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn from_slice(data: &[u8]) -> Option<DataBuff> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file`
[INFO] [stdout]   --> src/keystore.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     file: File,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `keys`
[INFO] [stdout]   --> src/keystore.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     keys: KeyStoreData,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DataTooLarge`
[INFO] [stdout]   --> src/keystore.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     DataTooLarge(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save_keystore`
[INFO] [stdout]   --> src/keystore.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn save_keystore(&mut self) -> io::Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_key_interactive`
[INFO] [stdout]   --> src/keystore.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn add_key_interactive<Name>(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `StrErr`
[INFO] [stdout]   --> src/keystore.rs:86:1
[INFO] [stdout]    |
[INFO] [stdout] 86 | type StrErr<T> = Result<T, &'static str>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `LockedBuff`
[INFO] [stdout]   --> src/keystore.rs:87:1
[INFO] [stdout]    |
[INFO] [stdout] 87 | type LockedBuff<T> = MLock<T>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_interactive`
[INFO] [stdout]    --> src/keystore.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn create_interactive(ktype: KeyType, value: &[u8]) -> Result<RawKey, String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_mut_ptr`
[INFO] [stdout]   --> src/memlock.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub unsafe fn with_mut_ptr<F, X>(&mut self, f: F) -> X
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `keyring_search`
[INFO] [stdout]  --> src/ring.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn keyring_search<T>(name: T) -> Option<Vec<u8>>
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `store`
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     store: keystore::KeyStore,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 55s
[INFO] running `Command { std: "docker" "inspect" "6a3ecf4a6dfe24f7086a7c0095eb4a55c1584651f4babe27cbda088d5ecf1859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a3ecf4a6dfe24f7086a7c0095eb4a55c1584651f4babe27cbda088d5ecf1859", kill_on_drop: false }`
[INFO] [stdout] 6a3ecf4a6dfe24f7086a7c0095eb4a55c1584651f4babe27cbda088d5ecf1859