[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_libc_patch_0
[INFO] extracting crate ronkathon 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-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-7-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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha2 v0.10.8
[INFO] [stderr]   Downloaded cpufeatures v0.2.16
[INFO] [stderr]   Downloaded rstest v0.23.0
[INFO] [stderr]   Downloaded semver v1.0.24
[INFO] [stderr]   Downloaded rstest_macros v0.23.0
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[INFO] [stderr]   Downloaded pin-project-lite v0.2.15
[INFO] [stderr]   Downloaded proc-macro-crate v3.2.0
[INFO] [stderr]   Downloaded ark-crypto-primitives-macros v0.5.0
[INFO] [stderr]   Downloaded ark-poly v0.5.0
[INFO] [stderr]   Downloaded ark-crypto-primitives v0.5.0
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.25
[INFO] [stderr]   Downloaded pretty_assertions v1.4.1
[INFO] [stderr]   Downloaded ark-ff v0.5.0
[INFO] [stderr]   Downloaded itertools v0.13.0
[INFO] [stderr]   Downloaded num-bigint v0.4.6
[INFO] [stderr]   Downloaded zerocopy v0.7.35
[INFO] [stderr]   Downloaded yansi v1.0.1
[INFO] [stderr]   Downloaded winnow v0.6.20
[INFO] [stderr]   Downloaded toml_edit v0.22.22
[INFO] [stderr]   Downloaded syn v2.0.91
[INFO] [stderr]   Downloaded libc v0.2.169
[INFO] [stderr]   Downloaded ark-ec v0.5.0
[INFO] [stderr]   Downloaded once_cell v1.20.2
[INFO] [stderr]   Downloaded valuable v0.1.0
[INFO] [stderr]   Downloaded ark-relations v0.5.1
[INFO] [stderr]   Downloaded ark-snark v0.5.1
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[INFO] [stderr]   Downloaded ark-ff-macros v0.5.0
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[INFO] [stderr]   Downloaded ark-std v0.5.0
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[INFO] [stderr]   Downloaded enum-ordinalize-derive v4.3.1
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[INFO] [stderr]   Downloaded getrandom v0.2.15
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[INFO] [stderr]   Downloaded merlin v3.0.0
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[INFO] [stderr]   Downloaded typenum v1.17.0
[INFO] [stderr]   Downloaded rustc_version v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] bcedd7a002e89d4ccc36e7e97283452b7ed1defb4409d9a97cebd836db265ba3
[INFO] running `Command { std: "docker" "start" "-a" "bcedd7a002e89d4ccc36e7e97283452b7ed1defb4409d9a97cebd836db265ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcedd7a002e89d4ccc36e7e97283452b7ed1defb4409d9a97cebd836db265ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcedd7a002e89d4ccc36e7e97283452b7ed1defb4409d9a97cebd836db265ba3", kill_on_drop: false }`
[INFO] [stdout] bcedd7a002e89d4ccc36e7e97283452b7ed1defb4409d9a97cebd836db265ba3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 56e853a39f4d7e471184e8d78dc412f3b2ca33c589c65d33bdbd1f7c60040331
[INFO] running `Command { std: "docker" "start" "-a" "56e853a39f4d7e471184e8d78dc412f3b2ca33c589c65d33bdbd1f7c60040331", 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 hex v0.4.3
[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" "56e853a39f4d7e471184e8d78dc412f3b2ca33c589c65d33bdbd1f7c60040331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56e853a39f4d7e471184e8d78dc412f3b2ca33c589c65d33bdbd1f7c60040331", kill_on_drop: false }`
[INFO] [stdout] 56e853a39f4d7e471184e8d78dc412f3b2ca33c589c65d33bdbd1f7c60040331