[INFO] fetching crate husky-toolchain 0.1.0...
[INFO] testing husky-toolchain-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate husky-toolchain 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate husky-toolchain 0.1.0
[INFO] finished tweaking crates.io crate husky-toolchain 0.1.0
[INFO] tweaked toml for crates.io crate husky-toolchain 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate husky-toolchain 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2b08ceb7d98297b6be8976f32385d9c373b4fda448cb11bb9f42ce6ac366a42
[INFO] running `Command { std: "docker" "start" "-a" "e2b08ceb7d98297b6be8976f32385d9c373b4fda448cb11bb9f42ce6ac366a42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2b08ceb7d98297b6be8976f32385d9c373b4fda448cb11bb9f42ce6ac366a42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2b08ceb7d98297b6be8976f32385d9c373b4fda448cb11bb9f42ce6ac366a42", kill_on_drop: false }`
[INFO] [stdout] e2b08ceb7d98297b6be8976f32385d9c373b4fda448cb11bb9f42ce6ac366a42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39f12ff8eb4d629fac1706550ce63c393eb3a208db2c40e81c44c7d4640b0123
[INFO] running `Command { std: "docker" "start" "-a" "39f12ff8eb4d629fac1706550ce63c393eb3a208db2c40e81c44c7d4640b0123", kill_on_drop: false }`
[INFO] [stderr]    Compiling husky-toolchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `channel` is never read
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Toolchain {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 2 |     channel: Channel,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "39f12ff8eb4d629fac1706550ce63c393eb3a208db2c40e81c44c7d4640b0123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f12ff8eb4d629fac1706550ce63c393eb3a208db2c40e81c44c7d4640b0123", kill_on_drop: false }`
[INFO] [stdout] 39f12ff8eb4d629fac1706550ce63c393eb3a208db2c40e81c44c7d4640b0123
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23ec8b8430fcd020bc9939ba2409bd0276804cccd833cc314c4a65c9165e9393
[INFO] running `Command { std: "docker" "start" "-a" "23ec8b8430fcd020bc9939ba2409bd0276804cccd833cc314c4a65c9165e9393", kill_on_drop: false }`
[INFO] [stdout] warning: field `channel` is never read
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Toolchain {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 2 |     channel: Channel,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling husky-toolchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `channel` is never read
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Toolchain {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 2 |     channel: Channel,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "23ec8b8430fcd020bc9939ba2409bd0276804cccd833cc314c4a65c9165e9393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23ec8b8430fcd020bc9939ba2409bd0276804cccd833cc314c4a65c9165e9393", kill_on_drop: false }`
[INFO] [stdout] 23ec8b8430fcd020bc9939ba2409bd0276804cccd833cc314c4a65c9165e9393
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c0961f2df9ad37c690ab1e368d48fa590d1468f826fab2bcfd4b42e00e521e63
[INFO] running `Command { std: "docker" "start" "-a" "c0961f2df9ad37c690ab1e368d48fa590d1468f826fab2bcfd4b42e00e521e63", kill_on_drop: false }`
[INFO] [stderr] warning: field `channel` is never read
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Toolchain {
[INFO] [stderr]   |            --------- field in this struct
[INFO] [stderr] 2 |     channel: Channel,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `husky-toolchain` (lib) generated 1 warning
[INFO] [stderr] warning: `husky-toolchain` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/husky_toolchain-058e42efe321a846)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests husky_toolchain
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c0961f2df9ad37c690ab1e368d48fa590d1468f826fab2bcfd4b42e00e521e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0961f2df9ad37c690ab1e368d48fa590d1468f826fab2bcfd4b42e00e521e63", kill_on_drop: false }`
[INFO] [stdout] c0961f2df9ad37c690ab1e368d48fa590d1468f826fab2bcfd4b42e00e521e63