[INFO] fetching crate basic-pathfinding 0.2.8...
[INFO] checking basic-pathfinding-0.2.8 against try#38f08371587f97c145dedb2c055ac7b01bf1e788 for pr-65294
[INFO] extracting crate basic-pathfinding 0.2.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate basic-pathfinding 0.2.8 on toolchain 38f08371587f97c145dedb2c055ac7b01bf1e788
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate basic-pathfinding 0.2.8
[INFO] finished tweaking crates.io crate basic-pathfinding 0.2.8
[INFO] tweaked toml for crates.io crate basic-pathfinding 0.2.8 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "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] d50283ceaeb0489ed39caafe6b17c3477412fe1bbcb61dc8f3930bf15584fbf9
[INFO] running `"docker" "start" "-a" "d50283ceaeb0489ed39caafe6b17c3477412fe1bbcb61dc8f3930bf15584fbf9"`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking basic-pathfinding v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/to_coord_map.rs:7:9
[INFO] [stderr]    |
[INFO] [stderr] 7  |     let mut map = ::std::collections::HashMap::new();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 15 |   let map = to_coord_map(hashmap![], vec![
[INFO] [stderr]    |                          ---------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.88s
[INFO] running `"docker" "inspect" "d50283ceaeb0489ed39caafe6b17c3477412fe1bbcb61dc8f3930bf15584fbf9"`
[INFO] running `"docker" "rm" "-f" "d50283ceaeb0489ed39caafe6b17c3477412fe1bbcb61dc8f3930bf15584fbf9"`
[INFO] [stdout] d50283ceaeb0489ed39caafe6b17c3477412fe1bbcb61dc8f3930bf15584fbf9