[INFO] fetching crate object-rainbow 0.0.0-a.57...
[INFO] checking object-rainbow-0.0.0-a.57 against try#b6bca0d7327839b5e3f7a7779947cb9113d08917+rustflags=-Zstrict-projection-item-bounds for 150662-leaf-spurious
[INFO] extracting crate object-rainbow 0.0.0-a.57 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate object-rainbow 0.0.0-a.57
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate object-rainbow 0.0.0-a.57
[INFO] tweaked toml for crates.io crate object-rainbow 0.0.0-a.57 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate object-rainbow 0.0.0-a.57 on toolchain b6bca0d7327839b5e3f7a7779947cb9113d08917
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate object-rainbow 0.0.0-a.57 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" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d30e752f8a48d23ba0593336d453f24d1f5e2ad42396c589e6eca76ead42675
[INFO] running `Command { std: "docker" "start" "-a" "4d30e752f8a48d23ba0593336d453f24d1f5e2ad42396c589e6eca76ead42675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d30e752f8a48d23ba0593336d453f24d1f5e2ad42396c589e6eca76ead42675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d30e752f8a48d23ba0593336d453f24d1f5e2ad42396c589e6eca76ead42675", kill_on_drop: false }`
[INFO] [stdout] 4d30e752f8a48d23ba0593336d453f24d1f5e2ad42396c589e6eca76ead42675
[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=forbid -Zstrict-projection-item-bounds" "-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" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a5850e936b5afe18fab1bda438d5d6d5a3c3e1f197d153a16d5cfc8c944c543
[INFO] running `Command { std: "docker" "start" "-a" "9a5850e936b5afe18fab1bda438d5d6d5a3c3e1f197d153a16d5cfc8c944c543", kill_on_drop: false }`
[INFO] [stderr]     Checking pin-project-lite v0.2.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]     Checking futures-io v0.3.32
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]     Checking futures-task v0.3.32
[INFO] [stderr]     Checking sha2-const v0.1.3
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking futures-lite v2.6.1
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[INFO] [stderr]     Checking async-lock v3.4.2
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking async-executor v1.14.0
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[INFO] [stderr]     Checking generic-array v0.14.7
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[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]     Checking polling v3.11.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]     Checking async-io v2.6.0
[INFO] [stderr]     Checking async-signal v0.2.13
[INFO] [stderr]     Checking async-net v2.0.0
[INFO] [stderr]     Checking async-process v2.5.0
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking smol v2.0.2
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling object-rainbow-derive v0.0.0-a.18
[INFO] [stderr]     Checking object-rainbow v0.0.0-a.57 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0221]: ambiguous associated type `N` in bounds of `N`
[INFO] [stdout]    --> src/impls/option.rs:185:29
[INFO] [stdout]     |
[INFO] [stdout] 185 |         input.parse_compare(N::N::USIZE, &N::niche())
[INFO] [stdout]     |                             ^^^^ ambiguous associated type `N`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/niche.rs:46:5
[INFO] [stdout]     |
[INFO] [stdout]  46 |     type N: ArrayLength;
[INFO] [stdout]     |     ------------------- ambiguous `N` from `niche::Niche`
[INFO] [stdout] ...
[INFO] [stdout]  57 |     type N: Unsigned;
[INFO] [stdout]     |     ---------------- ambiguous `N` from `niche::MaybeNiche`
[INFO] [stdout]     |
[INFO] [stdout] help: use fully-qualified syntax to disambiguate
[INFO] [stdout]     |
[INFO] [stdout] 185 -         input.parse_compare(N::N::USIZE, &N::niche())
[INFO] [stdout] 185 +         input.parse_compare(<N as niche::Niche>::N::USIZE, &N::niche())
[INFO] [stdout]     |
[INFO] [stdout] help: use fully-qualified syntax to disambiguate
[INFO] [stdout]     |
[INFO] [stdout] 185 -         input.parse_compare(N::N::USIZE, &N::niche())
[INFO] [stdout] 185 +         input.parse_compare(<N as niche::MaybeNiche>::N::USIZE, &N::niche())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0221]: ambiguous associated type `N` in bounds of `N`
[INFO] [stdout]    --> src/impls/option.rs:185:29
[INFO] [stdout]     |
[INFO] [stdout] 185 |         input.parse_compare(N::N::USIZE, &N::niche())
[INFO] [stdout]     |                             ^^^^ ambiguous associated type `N`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/niche.rs:46:5
[INFO] [stdout]     |
[INFO] [stdout]  46 |     type N: ArrayLength;
[INFO] [stdout]     |     ------------------- ambiguous `N` from `niche::Niche`
[INFO] [stdout] ...
[INFO] [stdout]  57 |     type N: Unsigned;
[INFO] [stdout]     |     ---------------- ambiguous `N` from `niche::MaybeNiche`
[INFO] [stdout]     |
[INFO] [stdout] help: use fully-qualified syntax to disambiguate
[INFO] [stdout]     |
[INFO] [stdout] 185 -         input.parse_compare(N::N::USIZE, &N::niche())
[INFO] [stdout] 185 +         input.parse_compare(<N as niche::Niche>::N::USIZE, &N::niche())
[INFO] [stdout]     |
[INFO] [stdout] help: use fully-qualified syntax to disambiguate
[INFO] [stdout]     |
[INFO] [stdout] 185 -         input.parse_compare(N::N::USIZE, &N::niche())
[INFO] [stdout] 185 +         input.parse_compare(<N as niche::MaybeNiche>::N::USIZE, &N::niche())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `object-rainbow` (lib) due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0221`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0221`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `object-rainbow` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "9a5850e936b5afe18fab1bda438d5d6d5a3c3e1f197d153a16d5cfc8c944c543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a5850e936b5afe18fab1bda438d5d6d5a3c3e1f197d153a16d5cfc8c944c543", kill_on_drop: false }`
[INFO] [stdout] 9a5850e936b5afe18fab1bda438d5d6d5a3c3e1f197d153a16d5cfc8c944c543