[INFO] fetching crate spread 0.0.1...
[INFO] testing spread-0.0.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate spread 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate spread 0.0.1
[INFO] finished tweaking crates.io crate spread 0.0.1
[INFO] tweaked toml for crates.io crate spread 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spread 0.0.1 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]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[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] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[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] 809ab47b51714fc66a566323e80af9c80c86fecfb0697436b47fed71784acaa4
[INFO] running `Command { std: "docker" "start" "-a" "809ab47b51714fc66a566323e80af9c80c86fecfb0697436b47fed71784acaa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "809ab47b51714fc66a566323e80af9c80c86fecfb0697436b47fed71784acaa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "809ab47b51714fc66a566323e80af9c80c86fecfb0697436b47fed71784acaa4", kill_on_drop: false }`
[INFO] [stdout] 809ab47b51714fc66a566323e80af9c80c86fecfb0697436b47fed71784acaa4
[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] 1700add1efcb6ba91e0ede29829df088a66faa557b334a6b80933842ceacf4ca
[INFO] running `Command { std: "docker" "start" "-a" "1700add1efcb6ba91e0ede29829df088a66faa557b334a6b80933842ceacf4ca", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling spread v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `log`
[INFO] [stdout]  --> src/lib.rs:8:24
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[phase(plugin, link)] extern crate log;
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `net` in `io`
[INFO] [stdout]   --> src/lib.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::io::net::ip::SocketAddr;
[INFO] [stdout]    |              ^^^ could not find `net` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `net` in `io`
[INFO] [stdout]   --> src/lib.rs:14:14
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::io::net::tcp::TcpStream;
[INFO] [stdout]    |              ^^^ could not find `net` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::io::ConnectionFailed`, `std::io::ConnectionRefused`, `std::io::IoError`, `std::io::IoResult`, `std::io::OtherIoError`
[INFO] [stdout]   --> src/lib.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::io::{ConnectionFailed, ConnectionRefused, IoError, IoResult, OtherIoError};
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^ no `OtherIoError` in `io`
[INFO] [stdout]    |               |                 |                  |        |
[INFO] [stdout]    |               |                 |                  |        no `IoResult` in `io`
[INFO] [stdout]    |               |                 |                  no `IoError` in `io`
[INFO] [stdout]    |               |                 no `ConnectionRefused` in `io`
[INFO] [stdout]    |               no `ConnectionFailed` in `io`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider importing this variant instead:
[INFO] [stdout]            std::io::ErrorKind::ConnectionRefused
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 12 - use std::io::{ConnectionFailed, ConnectionRefused, IoError, IoResult, OtherIoError};
[INFO] [stdout] 12 + use std::io::{ConnectionFailed, ConnectionRefused, Error, IoResult, OtherIoError};
[INFO] [stdout]    |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 12 - use std::io::{ConnectionFailed, ConnectionRefused, IoError, IoResult, OtherIoError};
[INFO] [stdout] 12 + use std::io::{ConnectionFailed, ConnectionRefused, IoError, Result, OtherIoError};
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0463.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spread` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1700add1efcb6ba91e0ede29829df088a66faa557b334a6b80933842ceacf4ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1700add1efcb6ba91e0ede29829df088a66faa557b334a6b80933842ceacf4ca", kill_on_drop: false }`
[INFO] [stdout] 1700add1efcb6ba91e0ede29829df088a66faa557b334a6b80933842ceacf4ca
