[INFO] fetching crate bucket_vec 0.8.0...
[INFO] testing bucket_vec-0.8.0 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate bucket_vec 0.8.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate bucket_vec 0.8.0
[INFO] finished tweaking crates.io crate bucket_vec 0.8.0
[INFO] tweaked toml for crates.io crate bucket_vec 0.8.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bucket_vec 0.8.0 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "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-2026-03-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 81 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding parity-scale-codec v1.3.7 (available: v3.7.5)
[INFO] [stderr]       Adding paste v0.1.18 (available: v1.0.15)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b6df01bfa8d539cd839eccd3ba6c5cf5bed566a8729f674c4f20d7faaaea7f2
[INFO] running `Command { std: "docker" "start" "-a" "0b6df01bfa8d539cd839eccd3ba6c5cf5bed566a8729f674c4f20d7faaaea7f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b6df01bfa8d539cd839eccd3ba6c5cf5bed566a8729f674c4f20d7faaaea7f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b6df01bfa8d539cd839eccd3ba6c5cf5bed566a8729f674c4f20d7faaaea7f2", kill_on_drop: false }`
[INFO] [stdout] 0b6df01bfa8d539cd839eccd3ba6c5cf5bed566a8729f674c4f20d7faaaea7f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5e0a77ccaba40bef0be196db1e7f0d0a78a080267233c47af88b2e2f4078005
[INFO] running `Command { std: "docker" "start" "-a" "a5e0a77ccaba40bef0be196db1e7f0d0a78a080267233c47af88b2e2f4078005", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stdout] error[E0038]: the trait `order::BitOrder` is not dyn compatible
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bitvec-0.17.4/src/lib.rs:124:20
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub type Cursor = crate::order::BitOrder;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^ `order::BitOrder` is not dyn compatible
[INFO] [stdout]     |
[INFO] [stdout] note: for a trait to be dyn compatible it needs to allow building a vtable
[INFO] [stdout]       for more information, visit <https://doc.rust-lang.org/reference/items/traits.html#dyn-compatibility>
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bitvec-0.17.4/src/order.rs:45:8
[INFO] [stdout]     |
[INFO] [stdout]  43 | pub trait BitOrder {
[INFO] [stdout]     |           -------- this trait is not dyn compatible...
[INFO] [stdout]  44 |     /// Name of the ordering type, for use in text display.
[INFO] [stdout]  45 |     const TYPENAME: &'static str;
[INFO] [stdout]     |           ^^^^^^^^ ...because it contains associated const `TYPENAME`
[INFO] [stdout]     = help: consider moving `TYPENAME` to another trait
[INFO] [stdout]     = help: the following types implement `order::BitOrder`:
[INFO] [stdout]               order::Msb0
[INFO] [stdout]               order::Lsb0
[INFO] [stdout]             consider defining an enum where each variant holds one of these types,
[INFO] [stdout]             implementing `order::BitOrder` for this new enum and using it instead
[INFO] [stdout]     = note: `order::BitOrder` may be implemented in other crates; if you want to support your users passing their own types here, you can't refer to a specific type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0038`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bitvec` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a5e0a77ccaba40bef0be196db1e7f0d0a78a080267233c47af88b2e2f4078005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5e0a77ccaba40bef0be196db1e7f0d0a78a080267233c47af88b2e2f4078005", kill_on_drop: false }`
[INFO] [stdout] a5e0a77ccaba40bef0be196db1e7f0d0a78a080267233c47af88b2e2f4078005
