[INFO] cloning repository https://github.com/kaylendog/fenrir
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaylendog/fenrir" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaylendog%2Ffenrir", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaylendog%2Ffenrir'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffed18da15ceb5bca9a73e60694538018d39e6f8
[INFO] checking kaylendog/fenrir against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaylendog%2Ffenrir" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kaylendog/fenrir
[INFO] finished tweaking git repo https://github.com/kaylendog/fenrir
[INFO] tweaked toml for git repo https://github.com/kaylendog/fenrir written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kaylendog/fenrir on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kaylendog/fenrir 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a2828c438104bafaa951bbd47278dcc9ecc333165fdaff409b4801daa3035bb
[INFO] running `Command { std: "docker" "start" "-a" "8a2828c438104bafaa951bbd47278dcc9ecc333165fdaff409b4801daa3035bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a2828c438104bafaa951bbd47278dcc9ecc333165fdaff409b4801daa3035bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2828c438104bafaa951bbd47278dcc9ecc333165fdaff409b4801daa3035bb", kill_on_drop: false }`
[INFO] [stdout] 8a2828c438104bafaa951bbd47278dcc9ecc333165fdaff409b4801daa3035bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 676ef2e7f768d5a49536e0b22e3981d4714f569513547c31f2da893652c46fa3
[INFO] running `Command { std: "docker" "start" "-a" "676ef2e7f768d5a49536e0b22e3981d4714f569513547c31f2da893652c46fa3", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]     Checking cordyceps v0.3.4
[INFO] [stderr]     Checking spin v0.10.0
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking diatomic-waker v0.2.3
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking slab v0.4.10
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking futures-buffered v0.2.12
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking futures-concurrency v7.6.3
[INFO] [stderr]     Checking lupin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `Broadcast` is never constructed
[INFO] [stdout]    --> src/combinator.rs:243:12
[INFO] [stdout]     |
[INFO] [stdout] 243 | pub struct Broadcast<I, O, A> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `actor` and `workers` are never read
[INFO] [stdout]    --> src/combinator.rs:103:16
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub struct Parallel<A> {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 103 |     pub(crate) actor: A,
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] 104 |     pub(crate) workers: usize,
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Parallel` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `actors` is never read
[INFO] [stdout]    --> src/combinator.rs:245:16
[INFO] [stdout]     |
[INFO] [stdout] 243 | pub struct Broadcast<I, O, A> {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 244 |     pub(crate) __marker: PhantomData<(I, O)>,
[INFO] [stdout] 245 |     pub(crate) actors: A,
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lupin` (lib) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `Broadcast` is never constructed
[INFO] [stdout]    --> src/combinator.rs:243:12
[INFO] [stdout]     |
[INFO] [stdout] 243 | pub struct Broadcast<I, O, A> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `actor` and `workers` are never read
[INFO] [stdout]    --> src/combinator.rs:103:16
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub struct Parallel<A> {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 103 |     pub(crate) actor: A,
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] 104 |     pub(crate) workers: usize,
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Parallel` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `actors` is never read
[INFO] [stdout]    --> src/combinator.rs:245:16
[INFO] [stdout]     |
[INFO] [stdout] 243 | pub struct Broadcast<I, O, A> {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 244 |     pub(crate) __marker: PhantomData<(I, O)>,
[INFO] [stdout] 245 |     pub(crate) actors: A,
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delay` is never used
[INFO] [stdout]    --> src/combinator.rs:274:14
[INFO] [stdout]     |
[INFO] [stdout] 274 |     async fn delay(x: &usize) -> usize {
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lupin` (lib test) due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "676ef2e7f768d5a49536e0b22e3981d4714f569513547c31f2da893652c46fa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "676ef2e7f768d5a49536e0b22e3981d4714f569513547c31f2da893652c46fa3", kill_on_drop: false }`
[INFO] [stdout] 676ef2e7f768d5a49536e0b22e3981d4714f569513547c31f2da893652c46fa3
