[INFO] cloning repository https://github.com/Bruce0203/serialization
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bruce0203/serialization" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBruce0203%2Fserialization", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBruce0203%2Fserialization'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b394ad4eedb70e7791486f7d378fa4682de81522
[INFO] checking Bruce0203/serialization against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBruce0203%2Fserialization" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Bruce0203/serialization
[INFO] finished tweaking git repo https://github.com/Bruce0203/serialization
[INFO] tweaked toml for git repo https://github.com/Bruce0203/serialization written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Bruce0203/serialization on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 87 packages to latest compatible versions
[INFO] [stderr]       Adding derive_more v1.0.0 (available: v2.1.1)
[INFO] [stderr]       Adding fastbuf v0.28.0 (available: v0.44.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-5-tc2/source/Cargo.toml: unused manifest key: package.author
[INFO] [stderr] warning: /workspace/builds/worker-5-tc2/source/Cargo.toml: unused manifest key: workspace.package.author
[INFO] [stderr] warning: /workspace/builds/worker-5-tc2/source/impl/Cargo.toml: unused manifest key: package.author
[INFO] [stderr] warning: /workspace/builds/worker-5-tc2/source/serialization_minecraft/Cargo.toml: unused manifest key: package.author
[INFO] [stderr] warning: /workspace/builds/worker-5-tc2/source/serialization_nbt/Cargo.toml: unused manifest key: feaeures
[INFO] [stderr] warning: /workspace/builds/worker-5-tc2/source/serialization_nbt/Cargo.toml: unused manifest key: package.author
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07cd9773d9229c5aaaadf3eb8a57bf35a59a335283def9510d9dcf36cae7bb09
[INFO] running `Command { std: "docker" "start" "-a" "07cd9773d9229c5aaaadf3eb8a57bf35a59a335283def9510d9dcf36cae7bb09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07cd9773d9229c5aaaadf3eb8a57bf35a59a335283def9510d9dcf36cae7bb09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07cd9773d9229c5aaaadf3eb8a57bf35a59a335283def9510d9dcf36cae7bb09", kill_on_drop: false }`
[INFO] [stdout] 07cd9773d9229c5aaaadf3eb8a57bf35a59a335283def9510d9dcf36cae7bb09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfa5bb8441b91001d840dcceb9fe287a970e85b0793bd4cd667fdabebba857fa
[INFO] running `Command { std: "docker" "start" "-a" "bfa5bb8441b91001d840dcceb9fe287a970e85b0793bd4cd667fdabebba857fa", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: unused manifest key: package.author
[INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: unused manifest key: workspace.package.author
[INFO] [stderr] warning: /opt/rustwide/workdir/impl/Cargo.toml: unused manifest key: package.author
[INFO] [stderr] warning: /opt/rustwide/workdir/serialization_nbt/Cargo.toml: unused manifest key: feaeures
[INFO] [stderr] warning: /opt/rustwide/workdir/serialization_nbt/Cargo.toml: unused manifest key: package.author
[INFO] [stderr] warning: /opt/rustwide/workdir/serialization_minecraft/Cargo.toml: unused manifest key: package.author
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]     Checking uuid v1.21.0
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking fastbuf v0.28.0
[INFO] [stderr]     Checking constvec v0.1.14
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]     Checking condtype v1.3.0
[INFO] [stderr]    Compiling syn v2.0.116
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking regex-lite v0.1.9
[INFO] [stderr]     Checking unicode-ident v1.0.24
[INFO] [stderr]     Checking proc-macro2 v1.0.106
[INFO] [stdout] error: cannot find attribute `const_trait` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/constvec-0.1.14/src/lib.rs:47:3
[INFO] [stdout]    |
[INFO] [stdout] 47 | #[const_trait]
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable const library feature `const_ops`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/constvec-0.1.14/src/lib.rs:232:63
[INFO] [stdout]     |
[INFO] [stdout] 232 | impl<T: Sized + Copy, const N1: usize, const N2: usize> const Add<&ConstVec<[T; N2]>>
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^ trait is not stable as const yet
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #143802 <https://github.com/rust-lang/rust/issues/143802> for more information
[INFO] [stdout]     = help: add `#![feature(const_ops)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-02-17; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `ConstEq` which is not `const`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/constvec-0.1.14/src/lib.rs:55:20
[INFO] [stdout]    |
[INFO] [stdout] 55 |         impl const ConstEq for $type {
[INFO] [stdout]    |                    ^^^^^^^ this trait is not `const`
[INFO] [stdout] ...
[INFO] [stdout] 64 | impl_const_eq!(u8, i8, u16, i16, u32, i32, u64, i64, f32, f64, bool, usize, isize, i128, u128);
[INFO] [stdout]    | ---------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the macro `impl_const_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: mark `ConstEq` as `const` to allow it to have `const` implementations
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub const trait ConstEq {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `ConstEq` which is not `const`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/constvec-0.1.14/src/lib.rs:66:46
[INFO] [stdout]    |
[INFO] [stdout] 66 | impl<T: const ConstEq, const N: usize> const ConstEq for ConstVec<[T; N]> {
[INFO] [stdout]    |                                              ^^^^^^^ this trait is not `const`
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] help: mark `ConstEq` as `const` to allow it to have `const` implementations
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub const trait ConstEq {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `const` can only be applied to `const` traits
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/constvec-0.1.14/src/lib.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 | impl<T: const ConstEq, const N: usize> const ConstEq for ConstVec<[T; N]> {
[INFO] [stdout]    |         ^^^^^ can't be applied to `ConstEq`
[INFO] [stdout]    |
[INFO] [stdout] help: mark `ConstEq` as `const` to allow it to have `const` implementations
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub const trait ConstEq {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `<T as ConstEq>::eq` in constant functions
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/constvec-0.1.14/src/lib.rs:75:26
[INFO] [stdout]    |
[INFO] [stdout] 75 |             if !slice[i].eq(&rhs_slice[i]) {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: method `eq` is not const because trait `ConstEq` is not const
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/constvec-0.1.14/src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub trait ConstEq {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^ this trait is not const
[INFO] [stdout] 49 |     fn eq(&self, other: &Self) -> bool;
[INFO] [stdout]    |     ----------------------------------- this method is not const
[INFO] [stdout]    = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] help: consider making trait `ConstEq` const
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub const trait ConstEq {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0015, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0015`.
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr] error: could not compile `constvec` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bfa5bb8441b91001d840dcceb9fe287a970e85b0793bd4cd667fdabebba857fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfa5bb8441b91001d840dcceb9fe287a970e85b0793bd4cd667fdabebba857fa", kill_on_drop: false }`
[INFO] [stdout] bfa5bb8441b91001d840dcceb9fe287a970e85b0793bd4cd667fdabebba857fa
