[INFO] fetching crate gold_tracker 0.1.2...
[INFO] testing gold_tracker-0.1.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate gold_tracker 0.1.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate gold_tracker 0.1.2
[INFO] finished tweaking crates.io crate gold_tracker 0.1.2
[INFO] tweaked toml for crates.io crate gold_tracker 0.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gold_tracker 0.1.2 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 46a0cb6df17120ee892445a08e60b45b73caa64b461350b3658fbeb487bf9420
[INFO] running `Command { std: "docker" "start" "-a" "46a0cb6df17120ee892445a08e60b45b73caa64b461350b3658fbeb487bf9420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46a0cb6df17120ee892445a08e60b45b73caa64b461350b3658fbeb487bf9420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46a0cb6df17120ee892445a08e60b45b73caa64b461350b3658fbeb487bf9420", kill_on_drop: false }`
[INFO] [stdout] 46a0cb6df17120ee892445a08e60b45b73caa64b461350b3658fbeb487bf9420
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 164751db475e7123fbfc81e0e8884a0c841dc5087e36384952380d4c3a2dfaaf
[INFO] running `Command { std: "docker" "start" "-a" "164751db475e7123fbfc81e0e8884a0c841dc5087e36384952380d4c3a2dfaaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling gold_tracker v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `coin_type` is never read
[INFO] [stdout]  --> src/data/coinage.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Coinage {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 4 |   pub coin_type: Coin,
[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 0.67s
[INFO] running `Command { std: "docker" "inspect" "164751db475e7123fbfc81e0e8884a0c841dc5087e36384952380d4c3a2dfaaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "164751db475e7123fbfc81e0e8884a0c841dc5087e36384952380d4c3a2dfaaf", kill_on_drop: false }`
[INFO] [stdout] 164751db475e7123fbfc81e0e8884a0c841dc5087e36384952380d4c3a2dfaaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 16afd7e2447dd6d368170cb203b28826e574a991be5bed29d6d436994011a6e7
[INFO] running `Command { std: "docker" "start" "-a" "16afd7e2447dd6d368170cb203b28826e574a991be5bed29d6d436994011a6e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling gold_tracker v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `coin_type` is never read
[INFO] [stdout]  --> src/data/coinage.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Coinage {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 4 |   pub coin_type: Coin,
[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 0.42s
[INFO] running `Command { std: "docker" "inspect" "16afd7e2447dd6d368170cb203b28826e574a991be5bed29d6d436994011a6e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16afd7e2447dd6d368170cb203b28826e574a991be5bed29d6d436994011a6e7", kill_on_drop: false }`
[INFO] [stdout] 16afd7e2447dd6d368170cb203b28826e574a991be5bed29d6d436994011a6e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c3d8f63447f2819c0ac5368db47b1d697d0d7d4bce65ce2f49b1592eb0db98b6
[INFO] running `Command { std: "docker" "start" "-a" "c3d8f63447f2819c0ac5368db47b1d697d0d7d4bce65ce2f49b1592eb0db98b6", kill_on_drop: false }`
[INFO] [stderr] warning: field `coin_type` is never read
[INFO] [stderr]  --> src/data/coinage.rs:4:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Coinage {
[INFO] [stderr]   |            ------- field in this struct
[INFO] [stderr] 4 |   pub coin_type: Coin,
[INFO] [stderr]   |       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `gold_tracker` (bin "gold_tracker" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/gold_tracker-6648f3a0b7ade796)
[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" "c3d8f63447f2819c0ac5368db47b1d697d0d7d4bce65ce2f49b1592eb0db98b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3d8f63447f2819c0ac5368db47b1d697d0d7d4bce65ce2f49b1592eb0db98b6", kill_on_drop: false }`
[INFO] [stdout] c3d8f63447f2819c0ac5368db47b1d697d0d7d4bce65ce2f49b1592eb0db98b6