[INFO] fetching crate single_byte_hashmap 0.1.2...
[INFO] testing single_byte_hashmap-0.1.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate single_byte_hashmap 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate single_byte_hashmap 0.1.2
[INFO] finished tweaking crates.io crate single_byte_hashmap 0.1.2
[INFO] tweaked toml for crates.io crate single_byte_hashmap 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate single_byte_hashmap 0.1.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding hashbrown v0.11.2 (available: v0.16.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b29e824c9173842299eb75348d002663c6f45dc754d541dda4f6bc5edf904c48
[INFO] running `Command { std: "docker" "start" "-a" "b29e824c9173842299eb75348d002663c6f45dc754d541dda4f6bc5edf904c48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b29e824c9173842299eb75348d002663c6f45dc754d541dda4f6bc5edf904c48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b29e824c9173842299eb75348d002663c6f45dc754d541dda4f6bc5edf904c48", kill_on_drop: false }`
[INFO] [stdout] b29e824c9173842299eb75348d002663c6f45dc754d541dda4f6bc5edf904c48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1edd7afdb5d3b72c5e2e1c2896def8fe88de1cdd4191a709d95623f02320934
[INFO] running `Command { std: "docker" "start" "-a" "a1edd7afdb5d3b72c5e2e1c2896def8fe88de1cdd4191a709d95623f02320934", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling single_byte_hashmap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "a1edd7afdb5d3b72c5e2e1c2896def8fe88de1cdd4191a709d95623f02320934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1edd7afdb5d3b72c5e2e1c2896def8fe88de1cdd4191a709d95623f02320934", kill_on_drop: false }`
[INFO] [stdout] a1edd7afdb5d3b72c5e2e1c2896def8fe88de1cdd4191a709d95623f02320934
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 229363ee88c58f276168427c8458a72658cbaa6897bc0cc9f4d4223188c6f6e4
[INFO] running `Command { std: "docker" "start" "-a" "229363ee88c58f276168427c8458a72658cbaa6897bc0cc9f4d4223188c6f6e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling single_byte_hashmap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "229363ee88c58f276168427c8458a72658cbaa6897bc0cc9f4d4223188c6f6e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "229363ee88c58f276168427c8458a72658cbaa6897bc0cc9f4d4223188c6f6e4", kill_on_drop: false }`
[INFO] [stdout] 229363ee88c58f276168427c8458a72658cbaa6897bc0cc9f4d4223188c6f6e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9e85c227594deabf171a9990c1e918fb4b402198244c46ee8971342b246cb770
[INFO] running `Command { std: "docker" "start" "-a" "9e85c227594deabf171a9990c1e918fb4b402198244c46ee8971342b246cb770", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/single_byte_hashmap-cbaec293902aefb0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests single_byte_hashmap
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 12) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 12) stdout ----
[INFO] [stdout] error[E0596]: cannot borrow `player_score` as mutable, as it is not declared as mutable
[INFO] [stdout]  --> src/lib.rs:16:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | let player_score: HashMap<u8, u16> = HashMap::with_capacity_and_hasher(256, BuildHasher::default());
[INFO] [stdout]   |     ^^^^^^^^^^^^ not mutable
[INFO] [stdout] 8 | player_score.insert(0, 2000);
[INFO] [stdout]   | ------------ cannot borrow as mutable
[INFO] [stdout] 9 | player_score.insert(1, 3000);
[INFO] [stdout]   | ------------ cannot borrow as mutable
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing this to be mutable
[INFO] [stdout]   |
[INFO] [stdout] 7 | let mut player_score: HashMap<u8, u16> = HashMap::with_capacity_and_hasher(256, BuildHasher::default());
[INFO] [stdout]   |     +++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0596`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 12)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "9e85c227594deabf171a9990c1e918fb4b402198244c46ee8971342b246cb770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e85c227594deabf171a9990c1e918fb4b402198244c46ee8971342b246cb770", kill_on_drop: false }`
[INFO] [stdout] 9e85c227594deabf171a9990c1e918fb4b402198244c46ee8971342b246cb770