[INFO] cloning repository https://github.com/edadiddles/rust-mpsc-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edadiddles/rust-mpsc-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedadiddles%2Frust-mpsc-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedadiddles%2Frust-mpsc-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b22358a297294e0bfa506550e9576927581138d4
[INFO] documenting edadiddles/rust-mpsc-example against beta-2026-04-21 for beta-1.96-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedadiddles%2Frust-mpsc-example" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/edadiddles/rust-mpsc-example
[INFO] finished tweaking git repo https://github.com/edadiddles/rust-mpsc-example
[INFO] tweaked toml for git repo https://github.com/edadiddles/rust-mpsc-example written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/edadiddles/rust-mpsc-example 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 git repo https://github.com/edadiddles/rust-mpsc-example 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 168050c9726d8a7a8d25c7b5463e160ee286470b8c03ea505f78952623ddb3d1
[INFO] running `Command { std: "docker" "start" "-a" "168050c9726d8a7a8d25c7b5463e160ee286470b8c03ea505f78952623ddb3d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "168050c9726d8a7a8d25c7b5463e160ee286470b8c03ea505f78952623ddb3d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "168050c9726d8a7a8d25c7b5463e160ee286470b8c03ea505f78952623ddb3d1", kill_on_drop: false }`
[INFO] [stdout] 168050c9726d8a7a8d25c7b5463e160ee286470b8c03ea505f78952623ddb3d1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4e67bb09a8ed9e70528560b6db0f349cd81962892265bf6ccbd0fb37e1711cd
[INFO] running `Command { std: "docker" "start" "-a" "b4e67bb09a8ed9e70528560b6db0f349cd81962892265bf6ccbd0fb37e1711cd", kill_on_drop: false }`
[INFO] [stderr]  Documenting rust-mpsc-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/rust_mpsc_example/index.html
[INFO] running `Command { std: "docker" "inspect" "b4e67bb09a8ed9e70528560b6db0f349cd81962892265bf6ccbd0fb37e1711cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4e67bb09a8ed9e70528560b6db0f349cd81962892265bf6ccbd0fb37e1711cd", kill_on_drop: false }`
[INFO] [stdout] b4e67bb09a8ed9e70528560b6db0f349cd81962892265bf6ccbd0fb37e1711cd