[INFO] cloning repository https://github.com/kirillemilio/hnsw
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kirillemilio/hnsw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirillemilio%2Fhnsw", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirillemilio%2Fhnsw'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6867d06a98d19bf1aa6dda518ed24e33440eba2
[INFO] checking kirillemilio/hnsw against try#654bc80249a2b2ba8bd16392b5829d87ed96c92d for pr-136458
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkirillemilio%2Fhnsw" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kirillemilio/hnsw on toolchain 654bc80249a2b2ba8bd16392b5829d87ed96c92d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kirillemilio/hnsw
[INFO] finished tweaking git repo https://github.com/kirillemilio/hnsw
[INFO] tweaked toml for git repo https://github.com/kirillemilio/hnsw written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kirillemilio/hnsw already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f6cc0a6b9b96fa9db723ee86db3adf643e5086a646ae921105800aa3b2a8684
[INFO] running `Command { std: "docker" "start" "-a" "0f6cc0a6b9b96fa9db723ee86db3adf643e5086a646ae921105800aa3b2a8684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f6cc0a6b9b96fa9db723ee86db3adf643e5086a646ae921105800aa3b2a8684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f6cc0a6b9b96fa9db723ee86db3adf643e5086a646ae921105800aa3b2a8684", kill_on_drop: false }`
[INFO] [stdout] 0f6cc0a6b9b96fa9db723ee86db3adf643e5086a646ae921105800aa3b2a8684
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a54dbb3179d9addcae705b85c4cbb282e0272fc223143a4f967f71f9e4b39f75
[INFO] running `Command { std: "docker" "start" "-a" "a54dbb3179d9addcae705b85c4cbb282e0272fc223143a4f967f71f9e4b39f75", kill_on_drop: false }`
[INFO] [stderr]     Checking hnsw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `age` is never read
[INFO] [stdout]  --> src/animals/dog.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Dog {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 4 |     age: i32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `age` is never read
[INFO] [stdout]  --> src/animals/dog.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Dog {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 4 |     age: i32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `age` is never read
[INFO] [stdout]  --> src/animals/cat.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Cat {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 4 |     age: i32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `age` is never read
[INFO] [stdout]  --> src/animals/kitten/kitten.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Kitten {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 4 |     age: i32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `age` is never read
[INFO] [stdout]  --> src/animals/cat.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Cat {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 4 |     age: i32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `age` is never read
[INFO] [stdout]  --> src/animals/kitten/kitten.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Kitten {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 4 |     age: i32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dog::Dog`
[INFO] [stdout]  --> src/animals/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use dog::Dog;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cat::Cat`
[INFO] [stdout]  --> src/animals/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use cat::Cat;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `animal::Animal`
[INFO] [stdout]  --> src/animals/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use animal::Animal;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `kitten::Kitten`
[INFO] [stdout]  --> src/animals/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use kitten::Kitten;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `doghouse::DogHouse`
[INFO] [stdout]  --> src/houses/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use doghouse::DogHouse;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dog::Dog`
[INFO] [stdout]  --> src/animals/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use dog::Dog;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cat::Cat`
[INFO] [stdout]  --> src/animals/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use cat::Cat;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `animal::Animal`
[INFO] [stdout]  --> src/animals/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use animal::Animal;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `kitten::Kitten`
[INFO] [stdout]  --> src/animals/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use kitten::Kitten;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `doghouse::DogHouse`
[INFO] [stdout]  --> src/houses/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use doghouse::DogHouse;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `age` is never read
[INFO] [stdout]  --> src/animals/dog.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Dog {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 4 |     age: i32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `age` is never read
[INFO] [stdout]  --> src/animals/cat.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Cat {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 4 |     age: i32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `age` is never read
[INFO] [stdout]  --> src/animals/kitten/kitten.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Kitten {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 4 |     age: i32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `age` is never read
[INFO] [stdout]  --> src/animals/dog.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Dog {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 4 |     age: i32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `age` is never read
[INFO] [stdout]  --> src/animals/cat.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Cat {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 4 |     age: i32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `age` is never read
[INFO] [stdout]  --> src/animals/kitten/kitten.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Kitten {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 4 |     age: i32,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "a54dbb3179d9addcae705b85c4cbb282e0272fc223143a4f967f71f9e4b39f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a54dbb3179d9addcae705b85c4cbb282e0272fc223143a4f967f71f9e4b39f75", kill_on_drop: false }`
[INFO] [stdout] a54dbb3179d9addcae705b85c4cbb282e0272fc223143a4f967f71f9e4b39f75