[INFO] fetching crate rfmt 0.1.0...
[INFO] testing rfmt-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rfmt 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rfmt 0.1.0
[INFO] finished tweaking crates.io crate rfmt 0.1.0
[INFO] tweaked toml for crates.io crate rfmt 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rfmt 0.1.0 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] [stderr]       Adding walkdir v0.1.8 (available: v2.5.0)
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 59c2dee97cf4048c461ecb87205d5478672150fab2c9a0c852b8e9a0bc94fa32
[INFO] running `Command { std: "docker" "start" "-a" "59c2dee97cf4048c461ecb87205d5478672150fab2c9a0c852b8e9a0bc94fa32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59c2dee97cf4048c461ecb87205d5478672150fab2c9a0c852b8e9a0bc94fa32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59c2dee97cf4048c461ecb87205d5478672150fab2c9a0c852b8e9a0bc94fa32", kill_on_drop: false }`
[INFO] [stdout] 59c2dee97cf4048c461ecb87205d5478672150fab2c9a0c852b8e9a0bc94fa32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 34a9bc1e883c4889589fe1dadfda47b16d79ab034cd42f3065c2d3a68a3953cc
[INFO] running `Command { std: "docker" "start" "-a" "34a9bc1e883c4889589fe1dadfda47b16d79ab034cd42f3065c2d3a68a3953cc", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling rsyntax v1.10.0
[INFO] [stderr]    Compiling getopts v0.2.24
[INFO] [stdout] error[E0463]: can't find crate for `serialize`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rsyntax-1.10.0/src/lib.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | extern crate serialize;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `term`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rsyntax-1.10.0/src/lib.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | extern crate term;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `log`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rsyntax-1.10.0/src/lib.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 | #[macro_use] extern crate log;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_bitflags`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rsyntax-1.10.0/src/lib.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[macro_use] #[no_link] extern crate rustc_bitflags;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_unicode`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rsyntax-1.10.0/src/lib.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | extern crate rustc_unicode;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serialize`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rsyntax-1.10.0/src/lib.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | extern crate serialize as rustc_serialize; // used by deriving
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rsyntax-1.10.0/src/owned_slice.rs:13:3
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[rustc_deprecated(since = "1.7.0", reason = "use `ptr::P<[T]>` instead")]
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rsyntax` (lib) due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "34a9bc1e883c4889589fe1dadfda47b16d79ab034cd42f3065c2d3a68a3953cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34a9bc1e883c4889589fe1dadfda47b16d79ab034cd42f3065c2d3a68a3953cc", kill_on_drop: false }`
[INFO] [stdout] 34a9bc1e883c4889589fe1dadfda47b16d79ab034cd42f3065c2d3a68a3953cc
