[INFO] fetching crate binroots-proc-macros 0.2.0...
[INFO] testing binroots-proc-macros-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate binroots-proc-macros 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate binroots-proc-macros 0.2.0
[INFO] finished tweaking crates.io crate binroots-proc-macros 0.2.0
[INFO] tweaked toml for crates.io crate binroots-proc-macros 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate binroots-proc-macros 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding convert_case v0.6.0 (available: v0.9.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.110)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 973c52a31ebe5a82c8e4d7060a3b3a064e327da0f74643e03b199cfdab2359ba
[INFO] running `Command { std: "docker" "start" "-a" "973c52a31ebe5a82c8e4d7060a3b3a064e327da0f74643e03b199cfdab2359ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "973c52a31ebe5a82c8e4d7060a3b3a064e327da0f74643e03b199cfdab2359ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "973c52a31ebe5a82c8e4d7060a3b3a064e327da0f74643e03b199cfdab2359ba", kill_on_drop: false }`
[INFO] [stdout] 973c52a31ebe5a82c8e4d7060a3b3a064e327da0f74643e03b199cfdab2359ba
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25ca181c123562ae51e1c5eecf7975a578720e32c942efe3ff842618450f6fbd
[INFO] running `Command { std: "docker" "start" "-a" "25ca181c123562ae51e1c5eecf7975a578720e32c942efe3ff842618450f6fbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling binroots-proc-macros v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.41s
[INFO] running `Command { std: "docker" "inspect" "25ca181c123562ae51e1c5eecf7975a578720e32c942efe3ff842618450f6fbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25ca181c123562ae51e1c5eecf7975a578720e32c942efe3ff842618450f6fbd", kill_on_drop: false }`
[INFO] [stdout] 25ca181c123562ae51e1c5eecf7975a578720e32c942efe3ff842618450f6fbd
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04d5138f4c6aa37adbd97f0ea91fba7604f9d0207478a1c5e2c2e66d1125d7f5
[INFO] running `Command { std: "docker" "start" "-a" "04d5138f4c6aa37adbd97f0ea91fba7604f9d0207478a1c5e2c2e66d1125d7f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde_tuple_macros v0.5.0
[INFO] [stderr]    Compiling binroots-proc-macros v0.2.0
[INFO] [stderr]    Compiling binroots-proc-macros v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_tuple v0.5.0
[INFO] [stderr]    Compiling binroots v0.2.2
[INFO] [stdout] error[E0658]: use of unstable library feature `unsized_const_params`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/binroots-0.2.2/src/field.rs:13:26
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct BinrootsField<const N: &'static str, T> {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(unsized_const_params)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: required for `&'static str` to implement `ConstParamTy_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `unsized_const_params`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/binroots-0.2.2/src/field.rs:13:26
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Default)]
[INFO] [stdout]    |          ------- in this derive macro expansion
[INFO] [stdout] 13 | pub struct BinrootsField<const N: &'static str, T> {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(unsized_const_params)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: required for `&'static str` to implement `ConstParamTy_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `unsized_const_params`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/binroots-0.2.2/src/field.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<const N: &'static str, T: serde::Serialize> serde::Serialize for BinrootsField<N, T> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(unsized_const_params)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: required for `&'static str` to implement `ConstParamTy_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `unsized_const_params`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/binroots-0.2.2/src/field.rs:24:6
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl<const N: &'static str, T> std::ops::Deref for BinrootsField<N, T> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(unsized_const_params)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: required for `&'static str` to implement `ConstParamTy_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `unsized_const_params`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/binroots-0.2.2/src/field.rs:32:6
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl<const N: &'static str, T> std::ops::DerefMut for BinrootsField<N, T> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(unsized_const_params)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: required for `&'static str` to implement `ConstParamTy_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `unsized_const_params`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/binroots-0.2.2/src/field.rs:38:6
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl<const N: &'static str, T> AsRef<T> for BinrootsField<N, T> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(unsized_const_params)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: required for `&'static str` to implement `ConstParamTy_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `unsized_const_params`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/binroots-0.2.2/src/field.rs:44:6
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl<const N: &'static str, T> AsMut<T> for BinrootsField<N, T> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(unsized_const_params)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: required for `&'static str` to implement `ConstParamTy_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `unsized_const_params`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/binroots-0.2.2/src/field.rs:50:6
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl<const N: &'static str, T: std::fmt::Debug> std::fmt::Debug for BinrootsField<N, T> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(unsized_const_params)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: required for `&'static str` to implement `ConstParamTy_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `unsized_const_params`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/binroots-0.2.2/src/field.rs:58:6
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl<const N: &'static str, T> BinrootsField<N, T> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(unsized_const_params)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: required for `&'static str` to implement `ConstParamTy_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `unsized_const_params`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/binroots-0.2.2/src/save.rs:161:6
[INFO] [stdout]     |
[INFO] [stdout] 161 | impl<const N: &'static str, T: Serialize> BinrootsField<N, T> {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(unsized_const_params)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]     = note: required for `&'static str` to implement `ConstParamTy_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `binroots` (lib) due to 10 previous errors
[INFO] running `Command { std: "docker" "inspect" "04d5138f4c6aa37adbd97f0ea91fba7604f9d0207478a1c5e2c2e66d1125d7f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04d5138f4c6aa37adbd97f0ea91fba7604f9d0207478a1c5e2c2e66d1125d7f5", kill_on_drop: false }`
[INFO] [stdout] 04d5138f4c6aa37adbd97f0ea91fba7604f9d0207478a1c5e2c2e66d1125d7f5