[INFO] fetching crate rfetch 0.4.2...
[INFO] testing rfetch-0.4.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rfetch 0.4.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rfetch 0.4.2
[INFO] finished tweaking crates.io crate rfetch 0.4.2
[INFO] tweaked toml for crates.io crate rfetch 0.4.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rfetch 0.4.2 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rfetch 0.4.2 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" "+beta-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03bd16f225cccfdd89ea2c5548bcfb8c65e37729ac6308e87b20ba3ae7e21c56
[INFO] running `Command { std: "docker" "start" "-a" "03bd16f225cccfdd89ea2c5548bcfb8c65e37729ac6308e87b20ba3ae7e21c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03bd16f225cccfdd89ea2c5548bcfb8c65e37729ac6308e87b20ba3ae7e21c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03bd16f225cccfdd89ea2c5548bcfb8c65e37729ac6308e87b20ba3ae7e21c56", kill_on_drop: false }`
[INFO] [stdout] 03bd16f225cccfdd89ea2c5548bcfb8c65e37729ac6308e87b20ba3ae7e21c56
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c7105bb0833b75597a9eac26193a3913bf302659ec413238eeb06d9f7d1ace2
[INFO] running `Command { std: "docker" "start" "-a" "9c7105bb0833b75597a9eac26193a3913bf302659ec413238eeb06d9f7d1ace2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rfetch v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]   --> src/uname.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Uname {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub version: String,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Uname` has a derived impl for the trait `Debug`, 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "9c7105bb0833b75597a9eac26193a3913bf302659ec413238eeb06d9f7d1ace2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c7105bb0833b75597a9eac26193a3913bf302659ec413238eeb06d9f7d1ace2", kill_on_drop: false }`
[INFO] [stdout] 9c7105bb0833b75597a9eac26193a3913bf302659ec413238eeb06d9f7d1ace2
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d26cf8287cbf3eac568e0e0fe8734701f6472e48d830e26b9287aaa5f4f96749
[INFO] running `Command { std: "docker" "start" "-a" "d26cf8287cbf3eac568e0e0fe8734701f6472e48d830e26b9287aaa5f4f96749", kill_on_drop: false }`
[INFO] [stderr]    Compiling rfetch v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]   --> src/uname.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Uname {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub version: String,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Uname` has a derived impl for the trait `Debug`, 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "d26cf8287cbf3eac568e0e0fe8734701f6472e48d830e26b9287aaa5f4f96749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d26cf8287cbf3eac568e0e0fe8734701f6472e48d830e26b9287aaa5f4f96749", kill_on_drop: false }`
[INFO] [stdout] d26cf8287cbf3eac568e0e0fe8734701f6472e48d830e26b9287aaa5f4f96749
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e4642e7c93b6b7041a07f816e761cad68746a9103f642e6728112df46ab064df
[INFO] running `Command { std: "docker" "start" "-a" "e4642e7c93b6b7041a07f816e761cad68746a9103f642e6728112df46ab064df", kill_on_drop: false }`
[INFO] [stderr] warning: field `version` is never read
[INFO] [stderr]   --> src/uname.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct Uname {
[INFO] [stderr]    |            ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 28 |     pub version: String,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Uname` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rfetch` (bin "rfetch" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rfetch-96e660348ba6d269)
[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" "e4642e7c93b6b7041a07f816e761cad68746a9103f642e6728112df46ab064df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4642e7c93b6b7041a07f816e761cad68746a9103f642e6728112df46ab064df", kill_on_drop: false }`
[INFO] [stdout] e4642e7c93b6b7041a07f816e761cad68746a9103f642e6728112df46ab064df
