[INFO] fetching crate endgame_grid 0.3.0...
[INFO] checking endgame_grid-0.3.0 against 1.95.0 for pr-155915
[INFO] extracting crate endgame_grid 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate endgame_grid 0.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate endgame_grid 0.3.0
[INFO] tweaked toml for crates.io crate endgame_grid 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate endgame_grid 0.3.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate endgame_grid 0.3.0 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitset-core v0.1.1
[INFO] [stderr]   Downloaded endgame_direction v0.4.0
[INFO] [stderr]   Downloaded proptest v1.8.0
[INFO] [stderr]   Downloaded glam v0.30.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 438110e5b021d03353d1c1b2e76f8116c02ab8acc958a531a1274ba587b261f4
[INFO] running `Command { std: "docker" "start" "-a" "438110e5b021d03353d1c1b2e76f8116c02ab8acc958a531a1274ba587b261f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "438110e5b021d03353d1c1b2e76f8116c02ab8acc958a531a1274ba587b261f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "438110e5b021d03353d1c1b2e76f8116c02ab8acc958a531a1274ba587b261f4", kill_on_drop: false }`
[INFO] [stdout] 438110e5b021d03353d1c1b2e76f8116c02ab8acc958a531a1274ba587b261f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08078d048ccbc61a6f4c9fe29e7a880d225f216d84ccd8342e6705dc3e7cfc56
[INFO] running `Command { std: "docker" "start" "-a" "08078d048ccbc61a6f4c9fe29e7a880d225f216d84ccd8342e6705dc3e7cfc56", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking bitset-core v0.1.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking mint v0.5.9
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking glam v0.30.8
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking ordered-float v5.1.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]     Checking rusty-fork v0.3.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking proptest v1.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking endgame_direction v0.4.0
[INFO] [stderr]     Checking endgame_grid v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> tests/grid_tests.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_type_defaults)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `endgame_grid` (test "grid_tests") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "08078d048ccbc61a6f4c9fe29e7a880d225f216d84ccd8342e6705dc3e7cfc56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08078d048ccbc61a6f4c9fe29e7a880d225f216d84ccd8342e6705dc3e7cfc56", kill_on_drop: false }`
[INFO] [stdout] 08078d048ccbc61a6f4c9fe29e7a880d225f216d84ccd8342e6705dc3e7cfc56
