[INFO] fetching crate spaced-rs 0.3.0...
[INFO] crate spaced-rs 0.3.0 is already in cache
[INFO] crate spaced-rs 0.3.0 is already in cache
[INFO] crate spaced-rs 0.3.0 is already in cache
[INFO] crate spaced-rs 0.3.0 is already in cache
[INFO] crate spaced-rs 0.3.0 is already in cache
[INFO] crate spaced-rs 0.3.0 is already in cache
[INFO] crate spaced-rs 0.3.0 is already in cache
[INFO] crate spaced-rs 0.3.0 is already in cache
[INFO] crate spaced-rs 0.3.0 is already in cache
[INFO] crate spaced-rs 0.3.0 is already in cache
[INFO] crate spaced-rs 0.3.0 is already in cache
[INFO] crate spaced-rs 0.3.0 is already in cache
[INFO] crate spaced-rs 0.3.0 is already in cache
[INFO] crate spaced-rs 0.3.0 is already in cache
[INFO] checking spaced-rs-0.3.0 against master#af7ab3447079fddc51c6c7749b160d24769f7c16 for pr-99413
[INFO] extracting crate spaced-rs 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate spaced-rs 0.3.0 on toolchain af7ab3447079fddc51c6c7749b160d24769f7c16
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af7ab3447079fddc51c6c7749b160d24769f7c16" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spaced-rs 0.3.0
[INFO] finished tweaking crates.io crate spaced-rs 0.3.0
[INFO] tweaked toml for crates.io crate spaced-rs 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af7ab3447079fddc51c6c7749b160d24769f7c16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af7ab3447079fddc51c6c7749b160d24769f7c16" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+af7ab3447079fddc51c6c7749b160d24769f7c16" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cafa16e443b747c4a42a3664878236c3b5b2962262d82173dd43ddf344923997
[INFO] running `Command { std: "docker" "start" "-a" "cafa16e443b747c4a42a3664878236c3b5b2962262d82173dd43ddf344923997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cafa16e443b747c4a42a3664878236c3b5b2962262d82173dd43ddf344923997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cafa16e443b747c4a42a3664878236c3b5b2962262d82173dd43ddf344923997", kill_on_drop: false }`
[INFO] [stdout] cafa16e443b747c4a42a3664878236c3b5b2962262d82173dd43ddf344923997
[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" "RUSTFLAGS=--cap-lints=forbid" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+af7ab3447079fddc51c6c7749b160d24769f7c16" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de69d83f1f64b1029f2888ccfb36c8e448e1bd6f717b10fccd8b8d8bd78e51a4
[INFO] running `Command { std: "docker" "start" "-a" "de69d83f1f64b1029f2888ccfb36c8e448e1bd6f717b10fccd8b8d8bd78e51a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.127
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking spaced-rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/lib.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub interval: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:6:9
[INFO] [stdout]    |
[INFO] [stdout] 6  | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub difficulty: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/lib.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub memory_strength: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/lib.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub adjusting_factor: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/lib.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub times_reviewed: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/lib.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub times_recalled: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.16s
[INFO] running `Command { std: "docker" "inspect" "de69d83f1f64b1029f2888ccfb36c8e448e1bd6f717b10fccd8b8d8bd78e51a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de69d83f1f64b1029f2888ccfb36c8e448e1bd6f717b10fccd8b8d8bd78e51a4", kill_on_drop: false }`
[INFO] [stdout] de69d83f1f64b1029f2888ccfb36c8e448e1bd6f717b10fccd8b8d8bd78e51a4