[INFO] fetching crate cosine-lsh 0.1.1...
[INFO] checking cosine-lsh-0.1.1 against master#4008bbdf34b583ce44a467043aae3703afc0a76f for pr-129249-2
[INFO] extracting crate cosine-lsh 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate cosine-lsh 0.1.1
[INFO] finished tweaking crates.io crate cosine-lsh 0.1.1
[INFO] tweaked toml for crates.io crate cosine-lsh 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cosine-lsh 0.1.1 on toolchain 4008bbdf34b583ce44a467043aae3703afc0a76f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4008bbdf34b583ce44a467043aae3703afc0a76f" "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" "+4008bbdf34b583ce44a467043aae3703afc0a76f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4008bbdf34b583ce44a467043aae3703afc0a76f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5f4005c79367ffa37d9691c6ba1297332a5668022e58c2937ed4004d73d124fd
[INFO] running `Command { std: "docker" "start" "5f4005c79367ffa37d9691c6ba1297332a5668022e58c2937ed4004d73d124fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5f4005c79367ffa37d9691c6ba1297332a5668022e58c2937ed4004d73d124fd" "/opt/rustwide/cargo-home/bin/cargo" "+4008bbdf34b583ce44a467043aae3703afc0a76f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f4005c79367ffa37d9691c6ba1297332a5668022e58c2937ed4004d73d124fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5f4005c79367ffa37d9691c6ba1297332a5668022e58c2937ed4004d73d124fd" "/opt/rustwide/cargo-home/bin/cargo" "+4008bbdf34b583ce44a467043aae3703afc0a76f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking cosine-lsh v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `dim` and `h` are never read
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct CosineLshParam {
[INFO] [stdout]    |        -------------- fields in this struct
[INFO] [stdout] 13 |     dim: i64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     h: i64,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:73:18
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn query(&self, q: Vec<f64>, max_result: usize) -> Option<Vec<QueryResult<T>>> {
[INFO] [stdout]    |                  ^^^^^ the lifetime is elided here                    ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn query(&self, q: Vec<f64>, max_result: usize) -> Option<Vec<QueryResult<'_, T>>> {
[INFO] [stdout]    |                                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `dim` and `h` are never read
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct CosineLshParam {
[INFO] [stdout]    |        -------------- fields in this struct
[INFO] [stdout] 13 |     dim: i64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     h: i64,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:73:18
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn query(&self, q: Vec<f64>, max_result: usize) -> Option<Vec<QueryResult<T>>> {
[INFO] [stdout]    |                  ^^^^^ the lifetime is elided here                    ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn query(&self, q: Vec<f64>, max_result: usize) -> Option<Vec<QueryResult<'_, T>>> {
[INFO] [stdout]    |                                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "5f4005c79367ffa37d9691c6ba1297332a5668022e58c2937ed4004d73d124fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f4005c79367ffa37d9691c6ba1297332a5668022e58c2937ed4004d73d124fd", kill_on_drop: false }`
[INFO] [stdout] 5f4005c79367ffa37d9691c6ba1297332a5668022e58c2937ed4004d73d124fd
