[INFO] fetching crate cosring 0.1.2...
[INFO] checking cosring-0.1.2 against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global
[INFO] extracting crate cosring 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate cosring 0.1.2
[INFO] finished tweaking crates.io crate cosring 0.1.2
[INFO] tweaked toml for crates.io crate cosring 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cosring 0.1.2 on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cosring 0.1.2 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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f75b0d3c4a04a2392e015060ec0a671806e41d51f2e827c04c5fa48bd749307d
[INFO] running `Command { std: "docker" "start" "-a" "f75b0d3c4a04a2392e015060ec0a671806e41d51f2e827c04c5fa48bd749307d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f75b0d3c4a04a2392e015060ec0a671806e41d51f2e827c04c5fa48bd749307d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f75b0d3c4a04a2392e015060ec0a671806e41d51f2e827c04c5fa48bd749307d", kill_on_drop: false }`
[INFO] [stdout] f75b0d3c4a04a2392e015060ec0a671806e41d51f2e827c04c5fa48bd749307d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a25b7232503e802fca7678251c8a254f06a69c78b7fbf0b6b7ba4bd28d65dfd9
[INFO] running `Command { std: "docker" "start" "-a" "a25b7232503e802fca7678251c8a254f06a69c78b7fbf0b6b7ba4bd28d65dfd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking cosring v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0001]: `-Znext-solver=globally` and `generic_const_exprs` are incompatible, using them at the same time is not allowed
[INFO] [stdout]  --> src/lib.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(fn_traits, generic_const_exprs)]
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: remove one of these features
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0001`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cosring` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0001]: `-Znext-solver=globally` and `generic_const_exprs` are incompatible, using them at the same time is not allowed
[INFO] [stdout]  --> src/lib.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(fn_traits, generic_const_exprs)]
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: remove one of these features
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0001`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cosring` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "a25b7232503e802fca7678251c8a254f06a69c78b7fbf0b6b7ba4bd28d65dfd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a25b7232503e802fca7678251c8a254f06a69c78b7fbf0b6b7ba4bd28d65dfd9", kill_on_drop: false }`
[INFO] [stdout] a25b7232503e802fca7678251c8a254f06a69c78b7fbf0b6b7ba4bd28d65dfd9