[INFO] fetching crate update_rate 2.0.1...
[INFO] building update_rate-2.0.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate update_rate 2.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate update_rate 2.0.1
[INFO] finished tweaking crates.io crate update_rate 2.0.1
[INFO] tweaked toml for crates.io crate update_rate 2.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate update_rate 2.0.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--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: 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d3c3f00e5f145016f8e1e732ee8dceae42b423ed8b1e33bba5a40570dff705ed
[INFO] running `Command { std: "docker" "start" "-a" "d3c3f00e5f145016f8e1e732ee8dceae42b423ed8b1e33bba5a40570dff705ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3c3f00e5f145016f8e1e732ee8dceae42b423ed8b1e33bba5a40570dff705ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c3f00e5f145016f8e1e732ee8dceae42b423ed8b1e33bba5a40570dff705ed", kill_on_drop: false }`
[INFO] [stdout] d3c3f00e5f145016f8e1e732ee8dceae42b423ed8b1e33bba5a40570dff705ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 237f2f662f8df7239a6d27f21501c30f114030b902abb1f4ed21f729970e132b
[INFO] running `Command { std: "docker" "start" "-a" "237f2f662f8df7239a6d27f21501c30f114030b902abb1f4ed21f729970e132b", kill_on_drop: false }`
[INFO] [stderr]    Compiling update_rate v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `format::*`
[INFO] [stdout]   --> src/lib.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub use format::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "237f2f662f8df7239a6d27f21501c30f114030b902abb1f4ed21f729970e132b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "237f2f662f8df7239a6d27f21501c30f114030b902abb1f4ed21f729970e132b", kill_on_drop: false }`
[INFO] [stdout] 237f2f662f8df7239a6d27f21501c30f114030b902abb1f4ed21f729970e132b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 78d3a4ce81f5b27a1ae1393b399692d078391883a36af94da2a8da7ae60f1a22
[INFO] running `Command { std: "docker" "start" "-a" "78d3a4ce81f5b27a1ae1393b399692d078391883a36af94da2a8da7ae60f1a22", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `format::*`
[INFO] [stdout]   --> src/lib.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub use format::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling update_rate v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `format::*`
[INFO] [stdout]   --> src/lib.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub use format::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "78d3a4ce81f5b27a1ae1393b399692d078391883a36af94da2a8da7ae60f1a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78d3a4ce81f5b27a1ae1393b399692d078391883a36af94da2a8da7ae60f1a22", kill_on_drop: false }`
[INFO] [stdout] 78d3a4ce81f5b27a1ae1393b399692d078391883a36af94da2a8da7ae60f1a22
