[INFO] fetching crate validbr 0.2.1...
[INFO] testing validbr-0.2.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate validbr 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate validbr 0.2.1
[INFO] finished tweaking crates.io crate validbr 0.2.1
[INFO] tweaked toml for crates.io crate validbr 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate validbr 0.2.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d47f649f63d18ee29e2d5406e43d289faa58a234492a5f7da04753d4696b0d1
[INFO] running `Command { std: "docker" "start" "-a" "2d47f649f63d18ee29e2d5406e43d289faa58a234492a5f7da04753d4696b0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d47f649f63d18ee29e2d5406e43d289faa58a234492a5f7da04753d4696b0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d47f649f63d18ee29e2d5406e43d289faa58a234492a5f7da04753d4696b0d1", kill_on_drop: false }`
[INFO] [stdout] 2d47f649f63d18ee29e2d5406e43d289faa58a234492a5f7da04753d4696b0d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 722e0c542976c8482b1fb52767fcccf32471f503dbef129512b72f173e6c77f8
[INFO] running `Command { std: "docker" "start" "-a" "722e0c542976c8482b1fb52767fcccf32471f503dbef129512b72f173e6c77f8", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling validbr v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:99:12
[INFO] [stdout]    |
[INFO] [stdout] 99 | #![feature(const_evaluatable_checked, const_generics, const_panic)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in 1.56.0; see <https://github.com/rust-lang/rust/pull/88369> for more information
[INFO] [stdout]    = note: renamed to `generic_const_exprs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:99:39
[INFO] [stdout]    |
[INFO] [stdout] 99 | #![feature(const_evaluatable_checked, const_generics, const_panic)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in 1.56.0; see <https://github.com/rust-lang/rust/pull/88369> for more information
[INFO] [stdout]    = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/append.rs:28:40
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn append(self, element: T) -> [T; S + 1];
[INFO] [stdout]    |                                        ^ cannot perform const operation using `S`
[INFO] [stdout]    |
[INFO] [stdout]    = help: const parameters may only be used as standalone arguments here, i.e. `S`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/append.rs:29:65
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn append_array<const N: usize>(self, array: [T; N]) -> [T; S + N];
[INFO] [stdout]    |                                                                 ^ cannot perform const operation using `S`
[INFO] [stdout]    |
[INFO] [stdout]    = help: const parameters may only be used as standalone arguments here, i.e. `S`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/append.rs:29:69
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn append_array<const N: usize>(self, array: [T; N]) -> [T; S + N];
[INFO] [stdout]    |                                                                     ^ cannot perform const operation using `N`
[INFO] [stdout]    |
[INFO] [stdout]    = help: const parameters may only be used as standalone arguments here, i.e. `N`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/append.rs:36:40
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn append(self, element: T) -> [T; S + 1] {
[INFO] [stdout]    |                                        ^ cannot perform const operation using `S`
[INFO] [stdout]    |
[INFO] [stdout]    = help: const parameters may only be used as standalone arguments here, i.e. `S`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/append.rs:44:33
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let n_array: Result<[T; S + 1], _> = vec.try_into();
[INFO] [stdout]    |                                 ^ cannot perform const operation using `S`
[INFO] [stdout]    |
[INFO] [stdout]    = help: const parameters may only be used as standalone arguments here, i.e. `S`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/append.rs:52:65
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn append_array<const N: usize>(self, array: [T; N]) -> [T; S + N] {
[INFO] [stdout]    |                                                                 ^ cannot perform const operation using `S`
[INFO] [stdout]    |
[INFO] [stdout]    = help: const parameters may only be used as standalone arguments here, i.e. `S`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/append.rs:52:69
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn append_array<const N: usize>(self, array: [T; N]) -> [T; S + N] {
[INFO] [stdout]    |                                                                     ^ cannot perform const operation using `N`
[INFO] [stdout]    |
[INFO] [stdout]    = help: const parameters may only be used as standalone arguments here, i.e. `N`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/append.rs:60:33
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let n_array: Result<[T; S + N], _> = vec.try_into();
[INFO] [stdout]    |                                 ^ cannot perform const operation using `S`
[INFO] [stdout]    |
[INFO] [stdout]    = help: const parameters may only be used as standalone arguments here, i.e. `S`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/append.rs:60:37
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let n_array: Result<[T; S + N], _> = vec.try_into();
[INFO] [stdout]    |                                     ^ cannot perform const operation using `N`
[INFO] [stdout]    |
[INFO] [stdout]    = help: const parameters may only be used as standalone arguments here, i.e. `N`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:98:1
[INFO] [stdout]    |
[INFO] [stdout] 98 | #![feature(doc_cfg)]
[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:99:1
[INFO] [stdout]    |
[INFO] [stdout] 99 | #![feature(const_evaluatable_checked, const_generics, const_panic)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `const_panic` has been stable since `1.57.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_panic` has been stable since 1.57.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:99:55
[INFO] [stdout]    |
[INFO] [stdout] 99 | #![feature(const_evaluatable_checked, const_generics, const_panic)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `validbr` (lib) due to 13 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "722e0c542976c8482b1fb52767fcccf32471f503dbef129512b72f173e6c77f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "722e0c542976c8482b1fb52767fcccf32471f503dbef129512b72f173e6c77f8", kill_on_drop: false }`
[INFO] [stdout] 722e0c542976c8482b1fb52767fcccf32471f503dbef129512b72f173e6c77f8
