[INFO] fetching crate spooky-season 1.0.0...
[INFO] testing spooky-season-1.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate spooky-season 1.0.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate spooky-season 1.0.0
[INFO] finished tweaking crates.io crate spooky-season 1.0.0
[INFO] tweaked toml for crates.io crate spooky-season 1.0.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate spooky-season 1.0.0 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 11 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: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition
[INFO] [stderr] (in the `spooky_season` library target)
[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] b0eac8fd7d931e7034309b0d334c71aed200ba399d34bc115133e3a057228aab
[INFO] running `Command { std: "docker" "start" "-a" "b0eac8fd7d931e7034309b0d334c71aed200ba399d34bc115133e3a057228aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0eac8fd7d931e7034309b0d334c71aed200ba399d34bc115133e3a057228aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0eac8fd7d931e7034309b0d334c71aed200ba399d34bc115133e3a057228aab", kill_on_drop: false }`
[INFO] [stdout] b0eac8fd7d931e7034309b0d334c71aed200ba399d34bc115133e3a057228aab
[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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8dcf2aa87807ea6498babfcfb20b08895ebb94c9e2d0e0db88bb2b5b9489558
[INFO] running `Command { std: "docker" "start" "-a" "d8dcf2aa87807ea6498babfcfb20b08895ebb94c9e2d0e0db88bb2b5b9489558", kill_on_drop: false }`
[INFO] [stderr] warning: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition
[INFO] [stderr] (in the `spooky_season` library target)
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling num-conv v0.2.1
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]    Compiling deranged v0.5.8
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling spooky-season v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro_span)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `source_file` found for struct `Span` in the current scope
[INFO] [stdout]   --> src/lib.rs:21:26
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let this_file = here.source_file();
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `source` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 21 -     let this_file = here.source_file();
[INFO] [stdout] 21 +     let this_file = here.source();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spooky-season` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d8dcf2aa87807ea6498babfcfb20b08895ebb94c9e2d0e0db88bb2b5b9489558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8dcf2aa87807ea6498babfcfb20b08895ebb94c9e2d0e0db88bb2b5b9489558", kill_on_drop: false }`
[INFO] [stdout] d8dcf2aa87807ea6498babfcfb20b08895ebb94c9e2d0e0db88bb2b5b9489558
