[INFO] fetching crate refer 0.1.3...
[INFO] testing refer-0.1.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate refer 0.1.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate refer 0.1.3
[INFO] finished tweaking crates.io crate refer 0.1.3
[INFO] tweaked toml for crates.io crate refer 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate refer 0.1.3 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding nom v7.1.3 (available: v8.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5118ca740410b371e4368db92cad9bc399c3df624ee6853f62107ad4af917bc
[INFO] running `Command { std: "docker" "start" "-a" "c5118ca740410b371e4368db92cad9bc399c3df624ee6853f62107ad4af917bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5118ca740410b371e4368db92cad9bc399c3df624ee6853f62107ad4af917bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5118ca740410b371e4368db92cad9bc399c3df624ee6853f62107ad4af917bc", kill_on_drop: false }`
[INFO] [stdout] c5118ca740410b371e4368db92cad9bc399c3df624ee6853f62107ad4af917bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c7412490f60ff0f14ab495a311625df9fcbc929c11073fe9b8dceda3832ebae
[INFO] running `Command { std: "docker" "start" "-a" "2c7412490f60ff0f14ab495a311625df9fcbc929c11073fe9b8dceda3832ebae", kill_on_drop: false }`
[INFO] [stderr]    Compiling refer v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/reader.rs:422:9
[INFO] [stdout]     |
[INFO] [stdout] 422 |         e => {
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/reader.rs:422:9
[INFO] [stdout]     |
[INFO] [stdout] 399 |         0..=1 => {
[INFO] [stdout]     |         ----- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 405 |         2 => Ok(Author {
[INFO] [stdout]     |         - matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 409 |         n @ 3.. => {
[INFO] [stdout]     |             --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 422 |         e => {
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/reader.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn records(&mut self) -> RecordsIter<R> {
[INFO] [stdout]     |                    ^^^^^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn records(&mut self) -> RecordsIter<'_, R> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "2c7412490f60ff0f14ab495a311625df9fcbc929c11073fe9b8dceda3832ebae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c7412490f60ff0f14ab495a311625df9fcbc929c11073fe9b8dceda3832ebae", kill_on_drop: false }`
[INFO] [stdout] 2c7412490f60ff0f14ab495a311625df9fcbc929c11073fe9b8dceda3832ebae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2504c71ef953ed0ffdb900e12952faf072691b9d3e64f4362978fd18380b5f49
[INFO] running `Command { std: "docker" "start" "-a" "2504c71ef953ed0ffdb900e12952faf072691b9d3e64f4362978fd18380b5f49", kill_on_drop: false }`
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/reader.rs:422:9
[INFO] [stdout]     |
[INFO] [stdout] 422 |         e => {
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/reader.rs:422:9
[INFO] [stdout]     |
[INFO] [stdout] 399 |         0..=1 => {
[INFO] [stdout]     |         ----- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 405 |         2 => Ok(Author {
[INFO] [stdout]     |         - matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 409 |         n @ 3.. => {
[INFO] [stdout]     |             --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 422 |         e => {
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/reader.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn records(&mut self) -> RecordsIter<R> {
[INFO] [stdout]     |                    ^^^^^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn records(&mut self) -> RecordsIter<'_, R> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling refer v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/reader.rs:422:9
[INFO] [stdout]     |
[INFO] [stdout] 422 |         e => {
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/reader.rs:422:9
[INFO] [stdout]     |
[INFO] [stdout] 399 |         0..=1 => {
[INFO] [stdout]     |         ----- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 405 |         2 => Ok(Author {
[INFO] [stdout]     |         - matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 409 |         n @ 3.. => {
[INFO] [stdout]     |             --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 422 |         e => {
[INFO] [stdout]     |         ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/reader.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn records(&mut self) -> RecordsIter<R> {
[INFO] [stdout]     |                    ^^^^^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn records(&mut self) -> RecordsIter<'_, R> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "2504c71ef953ed0ffdb900e12952faf072691b9d3e64f4362978fd18380b5f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2504c71ef953ed0ffdb900e12952faf072691b9d3e64f4362978fd18380b5f49", kill_on_drop: false }`
[INFO] [stdout] 2504c71ef953ed0ffdb900e12952faf072691b9d3e64f4362978fd18380b5f49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 29b8247e6f6a789c2c5cc06437510bd9d9e06a5bef9cb0142decdc4345171118
[INFO] running `Command { std: "docker" "start" "-a" "29b8247e6f6a789c2c5cc06437510bd9d9e06a5bef9cb0142decdc4345171118", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/reader.rs:422:9
[INFO] [stderr]     |
[INFO] [stderr] 422 |         e => {
[INFO] [stderr]     |         ^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]    --> src/reader.rs:422:9
[INFO] [stderr]     |
[INFO] [stderr] 399 |         0..=1 => {
[INFO] [stderr]     |         ----- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 405 |         2 => Ok(Author {
[INFO] [stderr]     |         - matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 409 |         n @ 3.. => {
[INFO] [stderr]     |             --- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 422 |         e => {
[INFO] [stderr]     |         ^ collectively making this unreachable
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/reader.rs:101:20
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub fn records(&mut self) -> RecordsIter<R> {
[INFO] [stderr]     |                    ^^^^^^^^^     ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub fn records(&mut self) -> RecordsIter<'_, R> {
[INFO] [stderr]     |                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: `refer` (lib) generated 2 warnings (run `cargo fix --lib -p refer` to apply 1 suggestion)
[INFO] [stderr] warning: `refer` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/refer-734e275fbbf02804)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stderr]    Doc-tests refer
[INFO] [stdout] test reader::tests::test_parse_author_line ... ok
[INFO] [stdout] test reader::tests::test_parse_author_name ... ok
[INFO] [stdout] test reader::tests::test_keywords_line ... ok
[INFO] [stdout] test reader::tests::parse_single_record ... ok
[INFO] [stdout] test reader::tests::test_parse_author_line_one ... ok
[INFO] [stdout] test reader::tests::parse_input_line_1 ... ok
[INFO] [stdout] test reader::tests::test_parse_author_tag ... ok
[INFO] [stdout] test reader::tests::test_reader_1 ... ok
[INFO] [stdout] test writer::tests::one_record ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 23) - compile ... ok
[INFO] [stdout] test src/reader.rs - reader::Reader<File>::from_path (line 72) - compile ... ok
[INFO] [stdout] test src/reader.rs - reader::Reader (line 28) ... FAILED
[INFO] [stdout] test src/writer.rs - writer::Writer<File>::from_path (line 27) - compile ... ok
[INFO] [stdout] test src/writer.rs - writer::Writer<W>::new (line 50) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/reader.rs - reader::Reader (line 28) stdout ----
[INFO] [stdout] error[E0603]: module `record` is private
[INFO] [stdout]   --> src/reader.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 | use refer::{Reader, record::{Author, Record}};
[INFO] [stdout]    |                     ^^^^^^ private module
[INFO] [stdout]    |
[INFO] [stdout] note: the module `record` is defined here
[INFO] [stdout]   --> src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | mod record;
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/reader.rs - reader::Reader (line 28)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "29b8247e6f6a789c2c5cc06437510bd9d9e06a5bef9cb0142decdc4345171118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b8247e6f6a789c2c5cc06437510bd9d9e06a5bef9cb0142decdc4345171118", kill_on_drop: false }`
[INFO] [stdout] 29b8247e6f6a789c2c5cc06437510bd9d9e06a5bef9cb0142decdc4345171118
