[INFO] fetching crate kfl 0.4.0...
[INFO] checking kfl-0.4.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate kfl 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate kfl 0.4.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate kfl 0.4.0
[INFO] tweaked toml for crates.io crate kfl 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kfl 0.4.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kfl 0.4.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2024` has been stabilized in the 1.85 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd297795e5b2a96792d2b16f0b3f09d0d1f10bacc8dfa308f982f49f753381a8
[INFO] running `Command { std: "docker" "start" "-a" "cd297795e5b2a96792d2b16f0b3f09d0d1f10bacc8dfa308f982f49f753381a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd297795e5b2a96792d2b16f0b3f09d0d1f10bacc8dfa308f982f49f753381a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd297795e5b2a96792d2b16f0b3f09d0d1f10bacc8dfa308f982f49f753381a8", kill_on_drop: false }`
[INFO] [stdout] cd297795e5b2a96792d2b16f0b3f09d0d1f10bacc8dfa308f982f49f753381a8
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1df7db2e94209cd64f4130a095768df705b8b945c3a801711f92a423833d7e3b
[INFO] running `Command { std: "docker" "start" "-a" "1df7db2e94209cd64f4130a095768df705b8b945c3a801711f92a423833d7e3b", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2024` has been stabilized in the 1.85 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking gimli v0.31.0
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling owo-colors v4.1.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling cc v1.1.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking object v0.36.4
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking once_cell v1.20.0
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking supports-color v3.0.1
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking supports-hyperlinks v3.0.0
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling psm v0.1.23
[INFO] [stderr]    Compiling stacker v0.1.17
[INFO] [stderr]     Checking chumsky v1.0.0-alpha.7
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking addr2line v0.24.1
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling miette-derive v7.2.0
[INFO] [stderr]    Compiling kfl-derive v0.1.0
[INFO] [stderr]     Checking miette v7.2.0
[INFO] [stderr]     Checking kfl v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `err_eq`
[INFO] [stdout]    --> src/grammar.rs:507:18
[INFO] [stdout]     |
[INFO] [stdout] 507 |     macro_rules! err_eq {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Parent` is never constructed
[INFO] [stdout]    --> tests/encode.rs:378:12
[INFO] [stdout]     |
[INFO] [stdout] 378 |     struct Parent {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Left` is never constructed
[INFO] [stdout]    --> tests/encode.rs:385:12
[INFO] [stdout]     |
[INFO] [stdout] 385 |     struct Left {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Right` is never constructed
[INFO] [stdout]    --> tests/encode.rs:390:12
[INFO] [stdout]     |
[INFO] [stdout] 390 |     struct Right {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Parent` is never constructed
[INFO] [stdout]    --> tests/encode.rs:440:12
[INFO] [stdout]     |
[INFO] [stdout] 440 |     struct Parent {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Child1` is never constructed
[INFO] [stdout]    --> tests/encode.rs:447:12
[INFO] [stdout]     |
[INFO] [stdout] 447 |     struct Child1 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Child2` is never constructed
[INFO] [stdout]    --> tests/encode.rs:452:12
[INFO] [stdout]     |
[INFO] [stdout] 452 |     struct Child2 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParentPartial` is never constructed
[INFO] [stdout]    --> tests/encode.rs:457:12
[INFO] [stdout]     |
[INFO] [stdout] 457 |     struct ParentPartial {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.23s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: chumsky v1.0.0-alpha.7
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "1df7db2e94209cd64f4130a095768df705b8b945c3a801711f92a423833d7e3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1df7db2e94209cd64f4130a095768df705b8b945c3a801711f92a423833d7e3b", kill_on_drop: false }`
[INFO] [stdout] 1df7db2e94209cd64f4130a095768df705b8b945c3a801711f92a423833d7e3b