[INFO] fetching crate leaf-spread 0.1.2...
[INFO] checking leaf-spread-0.1.2 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate leaf-spread 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate leaf-spread 0.1.2
[INFO] finished tweaking crates.io crate leaf-spread 0.1.2
[INFO] tweaked toml for crates.io crate leaf-spread 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate leaf-spread 0.1.2 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c61913028c597c9cace8aa5a665213990aace5ae4b12d794f6021a4a38ee2573
[INFO] running `Command { std: "docker" "start" "-a" "c61913028c597c9cace8aa5a665213990aace5ae4b12d794f6021a4a38ee2573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c61913028c597c9cace8aa5a665213990aace5ae4b12d794f6021a4a38ee2573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c61913028c597c9cace8aa5a665213990aace5ae4b12d794f6021a4a38ee2573", kill_on_drop: false }`
[INFO] [stdout] c61913028c597c9cace8aa5a665213990aace5ae4b12d794f6021a4a38ee2573
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bf7642acb7690810600ee10e09193e0499a5159c2b0cfe368f97965280a8704
[INFO] running `Command { std: "docker" "start" "-a" "4bf7642acb7690810600ee10e09193e0499a5159c2b0cfe368f97965280a8704", kill_on_drop: false }`
[INFO] [stderr]     Checking leaf-spread v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `count`
[INFO] [stdout]   --> src/lib.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 | macro_rules! count {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `leaf_sample::GoldenSerie`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use leaf_sample::GoldenSerie;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `count`
[INFO] [stdout]   --> src/lib.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 | macro_rules! count {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `golden` is never used
[INFO] [stdout]  --> src/leaf_sample.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn golden(d: usize) -> f64 {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GoldenSerie` is never constructed
[INFO] [stdout]   --> src/leaf_sample.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) struct GoldenSerie<const D: usize = 1> {
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/leaf_sample.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl<const D: usize> GoldenSerie<D> {
[INFO] [stdout]    | ----------------------------------- associated function in this implementation
[INFO] [stdout] 22 |     pub fn new<T: Into<f64> + Copy>(bounds: [Range<T>; D]) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "4bf7642acb7690810600ee10e09193e0499a5159c2b0cfe368f97965280a8704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bf7642acb7690810600ee10e09193e0499a5159c2b0cfe368f97965280a8704", kill_on_drop: false }`
[INFO] [stdout] 4bf7642acb7690810600ee10e09193e0499a5159c2b0cfe368f97965280a8704