[INFO] cloning repository https://github.com/ink-feather-org/trait_cast_rs
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 398a43c99cd74d0418e20fd60f9084c4b839e20a
[INFO] checking ink-feather-org/trait_cast_rs against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fink-feather-org%2Ftrait_cast_rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
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[INFO] removed 0 missing examples
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[INFO] validating manifest of git repo https://github.com/ink-feather-org/trait_cast_rs on toolchain 1.95.0
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[INFO] crate git repo https://github.com/ink-feather-org/trait_cast_rs already has a lockfile, it will not be regenerated
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d6f91e99a1b49c59cdce54b85180ed91670086041b49edee2c1896c8f9749cf6
[INFO] running `Command { std: "docker" "start" "-a" "d6f91e99a1b49c59cdce54b85180ed91670086041b49edee2c1896c8f9749cf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6f91e99a1b49c59cdce54b85180ed91670086041b49edee2c1896c8f9749cf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f91e99a1b49c59cdce54b85180ed91670086041b49edee2c1896c8f9749cf6", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 23cca8e7e91cfe04e31cb9caaac8f32f12a413a2cc54e01a23d79dd9a4e454d3
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[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling winnow v0.6.24
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling tracing-core v0.1.33
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[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]    Compiling toml_datetime v0.7.3
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[INFO] [stderr]    Compiling indexmap v2.12.1
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[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]     Checking quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling toml_edit v0.23.9
[INFO] [stderr]     Checking parking_lot v0.12.3
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[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]     Checking cargo-manifest-proc-macros v0.4.3
[INFO] [stderr]     Checking trait-cast-macros v0.4.0 (/opt/rustwide/workdir/macros)
[INFO] [stderr]     Checking trait-cast v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | / #![feature(
[INFO] [stdout]  9 | |   const_type_name,    // Needed for `Debug` implementation
[INFO] [stdout] 10 | |   min_specialization, // Needed to unify the interface between downcast and traitcast (could be avoided with !Trait bounds or trai...
[INFO] [stdout] 11 | |   ptr_metadata,       // Needed to deal with pointer address(and provenance) separately from metadata
[INFO] [stdout] 12 | |   doc_cfg             // For nicer Docs
[INFO] [stdout] 13 | | )]
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | / #![feature(
[INFO] [stdout]  9 | |   const_type_name,    // Needed for `Debug` implementation
[INFO] [stdout] 10 | |   min_specialization, // Needed to unify the interface between downcast and traitcast (could be avoided with !Trait bounds or trai...
[INFO] [stdout] 11 | |   ptr_metadata,       // Needed to deal with pointer address(and provenance) separately from metadata
[INFO] [stdout] 12 | |   doc_cfg             // For nicer Docs
[INFO] [stdout] 13 | | )]
[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 `trait-cast` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trait-cast` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "23cca8e7e91cfe04e31cb9caaac8f32f12a413a2cc54e01a23d79dd9a4e454d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23cca8e7e91cfe04e31cb9caaac8f32f12a413a2cc54e01a23d79dd9a4e454d3", kill_on_drop: false }`
[INFO] [stdout] 23cca8e7e91cfe04e31cb9caaac8f32f12a413a2cc54e01a23d79dd9a4e454d3
