[INFO] fetching crate ronkathon 0.1.0...
[INFO] testing ronkathon-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0
[INFO] extracting crate ronkathon 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate ronkathon 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ronkathon 0.1.0
[INFO] tweaked toml for crates.io crate ronkathon 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ronkathon 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ronkathon 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d176de7c557c016c88c500329c13a86c263cbef236ac2a63106b6ccaee5fe720
[INFO] running `Command { std: "docker" "start" "-a" "d176de7c557c016c88c500329c13a86c263cbef236ac2a63106b6ccaee5fe720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d176de7c557c016c88c500329c13a86c263cbef236ac2a63106b6ccaee5fe720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d176de7c557c016c88c500329c13a86c263cbef236ac2a63106b6ccaee5fe720", kill_on_drop: false }`
[INFO] [stdout] d176de7c557c016c88c500329c13a86c263cbef236ac2a63106b6ccaee5fe720
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 890f0a45a29bc5ab99b44e6f508091bea4f7b646dff62d3463e4171cc9438270
[INFO] running `Command { std: "docker" "start" "-a" "890f0a45a29bc5ab99b44e6f508091bea4f7b646dff62d3463e4171cc9438270", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.91
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ronkathon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(effects)]
[INFO] [stdout]    |            ^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in 1.84.0 (you are using 1.89.0-nightly (8de4c7234 2025-06-19)); see <https://github.com/rust-lang/rust/pull/132479> for more information
[INFO] [stdout]    = note: removed, redundant with `#![feature(const_trait_impl)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_mut_refs` has been stable since 1.83.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![feature(const_mut_refs)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_option` has been stable since 1.83.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | #![feature(const_option)]
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ronkathon` (lib) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "890f0a45a29bc5ab99b44e6f508091bea4f7b646dff62d3463e4171cc9438270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "890f0a45a29bc5ab99b44e6f508091bea4f7b646dff62d3463e4171cc9438270", kill_on_drop: false }`
[INFO] [stdout] 890f0a45a29bc5ab99b44e6f508091bea4f7b646dff62d3463e4171cc9438270