[INFO] fetching crate ru_annoy 0.1.3...
[INFO] building ru_annoy-0.1.3 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate ru_annoy 0.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ru_annoy 0.1.3
[INFO] finished tweaking crates.io crate ru_annoy 0.1.3
[INFO] tweaked toml for crates.io crate ru_annoy 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ru_annoy 0.1.3 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded foldhash v0.2.0
[INFO] [stderr]   Downloaded memmap2 v0.9.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d821578d9864b977ddf6c5ef7fce716ac16cccf5ff9754defe1d9cd5512142c1
[INFO] running `Command { std: "docker" "start" "-a" "d821578d9864b977ddf6c5ef7fce716ac16cccf5ff9754defe1d9cd5512142c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d821578d9864b977ddf6c5ef7fce716ac16cccf5ff9754defe1d9cd5512142c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d821578d9864b977ddf6c5ef7fce716ac16cccf5ff9754defe1d9cd5512142c1", kill_on_drop: false }`
[INFO] [stdout] d821578d9864b977ddf6c5ef7fce716ac16cccf5ff9754defe1d9cd5512142c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2ee0079326255dea8fb72547628c614143197b4828335285d2f15507108705c
[INFO] running `Command { std: "docker" "start" "-a" "f2ee0079326255dea8fb72547628c614143197b4828335285d2f15507108705c", kill_on_drop: false }`
[INFO] [stderr]    Compiling foldhash v0.2.0
[INFO] [stderr]    Compiling memmap2 v0.9.8
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling ru_annoy v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: fields `mmap` and `id` are never read
[INFO] [stdout]  --> src/types/node.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Node {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 7 |     pub mmap: Rc<Mmap>,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 8 |     pub id: usize,
[INFO] [stdout]   |         ^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ru_annoy` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f2ee0079326255dea8fb72547628c614143197b4828335285d2f15507108705c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2ee0079326255dea8fb72547628c614143197b4828335285d2f15507108705c", kill_on_drop: false }`
[INFO] [stdout] f2ee0079326255dea8fb72547628c614143197b4828335285d2f15507108705c