[INFO] fetching crate brie-tree 0.1.2...
[INFO] checking brie-tree-0.1.2 against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-3
[INFO] extracting crate brie-tree 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate brie-tree 0.1.2
[INFO] finished tweaking crates.io crate brie-tree 0.1.2
[INFO] tweaked toml for crates.io crate brie-tree 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate brie-tree 0.1.2 on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate brie-tree 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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a69d4806c729198fc19d2143108b40134a6994013fe76954f614d9d46592c35c
[INFO] running `Command { std: "docker" "start" "-a" "a69d4806c729198fc19d2143108b40134a6994013fe76954f614d9d46592c35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a69d4806c729198fc19d2143108b40134a6994013fe76954f614d9d46592c35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a69d4806c729198fc19d2143108b40134a6994013fe76954f614d9d46592c35c", kill_on_drop: false }`
[INFO] [stdout] a69d4806c729198fc19d2143108b40134a6994013fe76954f614d9d46592c35c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d4c1344dc1889478fa784c943b0a6482ac37ad6d9a8c8a5ef5ba9009c006496
[INFO] running `Command { std: "docker" "start" "-a" "1d4c1344dc1889478fa784c943b0a6482ac37ad6d9a8c8a5ef5ba9009c006496", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]     Checking allocator-api2 v0.3.0
[INFO] [stderr]     Checking condtype v1.3.0
[INFO] [stderr]     Checking regex-lite v0.1.6
[INFO] [stderr]     Checking nonmax v0.5.5
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking brie-tree v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0446]: crate-private trait `BTreeInteger` in public interface
[INFO] [stdout]   --> src/lib.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |       type Int: BTreeInteger;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^ can't leak crate-private trait
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/int.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | / pub(crate) unsafe trait BTreeInteger:
[INFO] [stdout] 36 | |     Copy + Eq + Debug + Send + Sync + Unpin
[INFO] [stdout]    | |___________________________________________- `BTreeInteger` declared as crate-private
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0446`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `brie-tree` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1d4c1344dc1889478fa784c943b0a6482ac37ad6d9a8c8a5ef5ba9009c006496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d4c1344dc1889478fa784c943b0a6482ac37ad6d9a8c8a5ef5ba9009c006496", kill_on_drop: false }`
[INFO] [stdout] 1d4c1344dc1889478fa784c943b0a6482ac37ad6d9a8c8a5ef5ba9009c006496