[INFO] crate rustacean-review 2.1.0 is already in cache
[INFO] checking rustacean-review-2.1.0 against master#4007d4ef26eab44bdabc2b7574d032152264d3ad for pr-66919
[INFO] extracting crate rustacean-review 2.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rustacean-review 2.1.0 on toolchain 4007d4ef26eab44bdabc2b7574d032152264d3ad
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rustacean-review 2.1.0
[INFO] finished tweaking crates.io crate rustacean-review 2.1.0
[INFO] tweaked toml for crates.io crate rustacean-review 2.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate rustacean-review 2.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTFLAGS=--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" "/opt/rustwide/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 483c5bec3f0caef796e24e62e4192beb8e516f2ab6d372e0857fb6a0739b427a
[INFO] running `"docker" "start" "-a" "483c5bec3f0caef796e24e62e4192beb8e516f2ab6d372e0857fb6a0739b427a"`
[INFO] [stderr]     Checking array-macro v1.0.4
[INFO] [stderr]     Checking num-complex v0.2.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking ferris-says v0.1.1
[INFO] [stderr]     Checking ferris_print v0.1.0
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking enum-map v0.6.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.4.3
[INFO] [stderr]     Checking enumset v0.4.4
[INFO] [stderr]     Checking cursive v0.13.0
[INFO] [stderr]     Checking rustacean-review v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `Boxable`, `Scrollable`
[INFO] [stderr]  --> src/lib.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | use cursive::traits::{Boxable, Scrollable};
[INFO] [stderr]   |                       ^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Dialog`, `EditView`, `SelectView`
[INFO] [stderr]  --> src/lib.rs:2:22
[INFO] [stderr]   |
[INFO] [stderr] 2 | use cursive::views::{Dialog, EditView, SelectView};
[INFO] [stderr]   |                      ^^^^^^  ^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Boxable`, `Scrollable`
[INFO] [stderr]  --> src/lib.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | use cursive::traits::{Boxable, Scrollable};
[INFO] [stderr]   |                       ^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Dialog`, `EditView`, `SelectView`
[INFO] [stderr]  --> src/lib.rs:2:22
[INFO] [stderr]   |
[INFO] [stderr] 2 | use cursive::views::{Dialog, EditView, SelectView};
[INFO] [stderr]   |                      ^^^^^^  ^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `State`
[INFO] [stderr]    --> src/lib.rs:171:64
[INFO] [stderr]     |
[INFO] [stderr] 171 |     use crate::{find_chapter_index, smallest_value_in_hashmap, State, CHAPTERS};
[INFO] [stderr]     |                                                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let result: State = {
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let result: State = {
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.56s
[INFO] running `"docker" "inspect" "483c5bec3f0caef796e24e62e4192beb8e516f2ab6d372e0857fb6a0739b427a"`
[INFO] running `"docker" "rm" "-f" "483c5bec3f0caef796e24e62e4192beb8e516f2ab6d372e0857fb6a0739b427a"`
[INFO] [stdout] 483c5bec3f0caef796e24e62e4192beb8e516f2ab6d372e0857fb6a0739b427a