[INFO] cloning repository https://github.com/kierandrewett/lastfm-ws
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kierandrewett/lastfm-ws" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkierandrewett%2Flastfm-ws", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkierandrewett%2Flastfm-ws'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db765a666d4802f61ceabded6a4f274d012bd780
[INFO] checking kierandrewett/lastfm-ws against master#61cc47e367d7be91e13bcd01e4e96e0e233d4f6d for 2025-12-16-next-solver-global
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkierandrewett%2Flastfm-ws" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kierandrewett/lastfm-ws
[INFO] finished tweaking git repo https://github.com/kierandrewett/lastfm-ws
[INFO] tweaked toml for git repo https://github.com/kierandrewett/lastfm-ws written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kierandrewett/lastfm-ws on toolchain 61cc47e367d7be91e13bcd01e4e96e0e233d4f6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kierandrewett/lastfm-ws 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" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded deadpool-redis v0.22.0
[INFO] [stderr]   Downloaded actix_derive v0.6.2
[INFO] [stderr]   Downloaded current v1.0.1
[INFO] [stderr]   Downloaded actix-web-actors v4.3.1+deprecated
[INFO] [stderr]   Downloaded deadpool v0.12.3
[INFO] [stderr]   Downloaded actix-web v4.12.0
[INFO] [stderr]   Downloaded redis v0.32.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b74240024ce5dec9a6f3aec0c1d965ea97d59104b0a1a3f15a9923ddf3ef09ac
[INFO] running `Command { std: "docker" "start" "-a" "b74240024ce5dec9a6f3aec0c1d965ea97d59104b0a1a3f15a9923ddf3ef09ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b74240024ce5dec9a6f3aec0c1d965ea97d59104b0a1a3f15a9923ddf3ef09ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b74240024ce5dec9a6f3aec0c1d965ea97d59104b0a1a3f15a9923ddf3ef09ac", kill_on_drop: false }`
[INFO] [stdout] b74240024ce5dec9a6f3aec0c1d965ea97d59104b0a1a3f15a9923ddf3ef09ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0dd669f92f54f4eb9d504879512675918b7c274a21c2899a8255311c7dad508
[INFO] running `Command { std: "docker" "start" "-a" "b0dd669f92f54f4eb9d504879512675918b7c274a21c2899a8255311c7dad508", kill_on_drop: false }`
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[INFO] [stderr]     Checking actix-web v4.12.0
[INFO] [stderr]     Checking actix-web-actors v4.3.1+deprecated
[INFO] [stderr]     Checking deadpool-redis v0.22.0
[INFO] [stderr]     Checking lastfm-ws v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/lastfm.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 Err(e) => None,
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/lastfm.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 Err(e) => None,
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.03s
[INFO] running `Command { std: "docker" "inspect" "b0dd669f92f54f4eb9d504879512675918b7c274a21c2899a8255311c7dad508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0dd669f92f54f4eb9d504879512675918b7c274a21c2899a8255311c7dad508", kill_on_drop: false }`
[INFO] [stdout] b0dd669f92f54f4eb9d504879512675918b7c274a21c2899a8255311c7dad508