[INFO] fetching crate derive-error-kind 0.1.0...
[INFO] testing derive-error-kind-0.1.0 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate derive-error-kind 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate derive-error-kind 0.1.0
[INFO] finished tweaking crates.io crate derive-error-kind 0.1.0
[INFO] tweaked toml for crates.io crate derive-error-kind 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate derive-error-kind 0.1.0 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate derive-error-kind 0.1.0 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd29b02cb2d6610da589932118c86f4895a5287945369a8275042c99dcbb2731
[INFO] running `Command { std: "docker" "start" "-a" "fd29b02cb2d6610da589932118c86f4895a5287945369a8275042c99dcbb2731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd29b02cb2d6610da589932118c86f4895a5287945369a8275042c99dcbb2731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd29b02cb2d6610da589932118c86f4895a5287945369a8275042c99dcbb2731", kill_on_drop: false }`
[INFO] [stdout] fd29b02cb2d6610da589932118c86f4895a5287945369a8275042c99dcbb2731
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b04f29cf6ac8e2084bebbf6e36fb45be3e4a36d4f415195a89c651b2f2e7dda2
[INFO] running `Command { std: "docker" "start" "-a" "b04f29cf6ac8e2084bebbf6e36fb45be3e4a36d4f415195a89c651b2f2e7dda2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling derive-error-kind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.81s
[INFO] running `Command { std: "docker" "inspect" "b04f29cf6ac8e2084bebbf6e36fb45be3e4a36d4f415195a89c651b2f2e7dda2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b04f29cf6ac8e2084bebbf6e36fb45be3e4a36d4f415195a89c651b2f2e7dda2", kill_on_drop: false }`
[INFO] [stdout] b04f29cf6ac8e2084bebbf6e36fb45be3e4a36d4f415195a89c651b2f2e7dda2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05be9f56aac1c0504cd7a97e8eb2f7e74ef9bb45826ffbc4b519a96f4895665f
[INFO] running `Command { std: "docker" "start" "-a" "05be9f56aac1c0504cd7a97e8eb2f7e74ef9bb45826ffbc4b519a96f4895665f", kill_on_drop: false }`
[INFO] [stderr]    Compiling derive-error-kind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "05be9f56aac1c0504cd7a97e8eb2f7e74ef9bb45826ffbc4b519a96f4895665f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05be9f56aac1c0504cd7a97e8eb2f7e74ef9bb45826ffbc4b519a96f4895665f", kill_on_drop: false }`
[INFO] [stdout] 05be9f56aac1c0504cd7a97e8eb2f7e74ef9bb45826ffbc4b519a96f4895665f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7fd2a21fb3024e6308afefb76da2739625f0afcf37a2fb3545107b8b81d7ee95
[INFO] running `Command { std: "docker" "start" "-a" "7fd2a21fb3024e6308afefb76da2739625f0afcf37a2fb3545107b8b81d7ee95", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/derive_error_kind-b5d3bb9bb98f868a)
[INFO] [stderr]    Doc-tests derive_error_kind
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - error_kind (line 83) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/lib.rs - (line 42) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 42) stdout ----
[INFO] [stdout] error[E0573]: expected type, found derive macro `ErrorKind`
[INFO] [stdout]   --> src/lib.rs:49:18
[INFO] [stdout]    |
[INFO] [stdout] 49 |     #[error_kind(ErrorKind, NotFound)]
[INFO] [stdout]    |                  ^^^^^^^^^ not a type
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum instead
[INFO] [stdout]    |
[INFO] [stdout] 41 + use std::io::ErrorKind;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `ErrorKind` in this scope
[INFO] [stdout]   --> src/lib.rs:49:18
[INFO] [stdout]    |
[INFO] [stdout] 49 |     #[error_kind(ErrorKind, NotFound)]
[INFO] [stdout]    |                  ^^^^^^^^^ use of undeclared type `ErrorKind`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 41 + use std::io::ErrorKind;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `ErrorKind` in this scope
[INFO] [stdout]   --> src/lib.rs:52:18
[INFO] [stdout]    |
[INFO] [stdout] 52 |     #[error_kind(ErrorKind, InvalidInput)]
[INFO] [stdout]    |                  ^^^^^^^^^ use of undeclared type `ErrorKind`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 41 + use std::io::ErrorKind;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `ErrorKind` in this scope
[INFO] [stdout]   --> src/lib.rs:55:18
[INFO] [stdout]    |
[INFO] [stdout] 55 |     #[error_kind(ErrorKind, InternalError)]
[INFO] [stdout]    |                  ^^^^^^^^^ use of undeclared type `ErrorKind`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 41 + use std::io::ErrorKind;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `ErrorKind` in this scope
[INFO] [stdout]   --> src/lib.rs:61:26
[INFO] [stdout]    |
[INFO] [stdout] 61 | assert_eq!(error.kind(), ErrorKind::NotFound);
[INFO] [stdout]    |                          ^^^^^^^^^ use of undeclared type `ErrorKind`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 41 + use std::io::ErrorKind;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0573.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 42)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.64s; merged doctests compilation took 0.14s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7fd2a21fb3024e6308afefb76da2739625f0afcf37a2fb3545107b8b81d7ee95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd2a21fb3024e6308afefb76da2739625f0afcf37a2fb3545107b8b81d7ee95", kill_on_drop: false }`
[INFO] [stdout] 7fd2a21fb3024e6308afefb76da2739625f0afcf37a2fb3545107b8b81d7ee95
