[INFO] fetching crate spooky-season 1.0.0...
[INFO] testing spooky-season-1.0.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate spooky-season 1.0.0 into /workspace/builds/worker-0-tc1/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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate spooky-season 1.0.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fa0b4d9e98f88d27dd2258170f32d9a8294de3e041be5a8cb99c1cf6b44c472
[INFO] running `Command { std: "docker" "start" "-a" "3fa0b4d9e98f88d27dd2258170f32d9a8294de3e041be5a8cb99c1cf6b44c472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fa0b4d9e98f88d27dd2258170f32d9a8294de3e041be5a8cb99c1cf6b44c472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fa0b4d9e98f88d27dd2258170f32d9a8294de3e041be5a8cb99c1cf6b44c472", kill_on_drop: false }`
[INFO] [stdout] 3fa0b4d9e98f88d27dd2258170f32d9a8294de3e041be5a8cb99c1cf6b44c472
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cdcd9fd41e9c2a99445785f4edb2ccc7bb33b573f054bcbe5f44611deab4872
[INFO] running `Command { std: "docker" "start" "-a" "6cdcd9fd41e9c2a99445785f4edb2ccc7bb33b573f054bcbe5f44611deab4872", 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 time-core v0.1.6
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling deranged v0.5.4
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling spooky-season v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable 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 `proc_macro::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" "6cdcd9fd41e9c2a99445785f4edb2ccc7bb33b573f054bcbe5f44611deab4872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cdcd9fd41e9c2a99445785f4edb2ccc7bb33b573f054bcbe5f44611deab4872", kill_on_drop: false }`
[INFO] [stdout] 6cdcd9fd41e9c2a99445785f4edb2ccc7bb33b573f054bcbe5f44611deab4872