[INFO] fetching crate mailchecker 6.0.19...
[INFO] testing mailchecker-6.0.19 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate mailchecker 6.0.19 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mailchecker 6.0.19
[INFO] finished tweaking crates.io crate mailchecker 6.0.19
[INFO] tweaked toml for crates.io crate mailchecker 6.0.19 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mailchecker 6.0.19 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] crate crates.io crate mailchecker 6.0.19 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2c67a0cbce90a01e7b93b648c91e7b16cc4fc987b1023f99a065493873b6f78
[INFO] running `Command { std: "docker" "start" "-a" "e2c67a0cbce90a01e7b93b648c91e7b16cc4fc987b1023f99a065493873b6f78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2c67a0cbce90a01e7b93b648c91e7b16cc4fc987b1023f99a065493873b6f78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2c67a0cbce90a01e7b93b648c91e7b16cc4fc987b1023f99a065493873b6f78", kill_on_drop: false }`
[INFO] [stdout] e2c67a0cbce90a01e7b93b648c91e7b16cc4fc987b1023f99a065493873b6f78
[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=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] a769f727bdf86410ac1eb8006c3ed443ba28b69d99cfacbc6fed2d0af5833a3f
[INFO] running `Command { std: "docker" "start" "-a" "a769f727bdf86410ac1eb8006c3ed443ba28b69d99cfacbc6fed2d0af5833a3f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling ascii_utils v0.9.3
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling fast_chemail v0.9.6
[INFO] [stderr]    Compiling mailchecker v6.0.19 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ExtendedIterator` is never used
[INFO] [stdout]    --> src/lib.rs:138:7
[INFO] [stdout]     |
[INFO] [stdout] 138 | trait ExtendedIterator: Iterator {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:79:39
[INFO] [stdout]    |
[INFO] [stdout] 79 |     .fold(vec![String::from(domains[0].clone())], |v, domain_part| {
[INFO] [stdout]    |                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "a769f727bdf86410ac1eb8006c3ed443ba28b69d99cfacbc6fed2d0af5833a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a769f727bdf86410ac1eb8006c3ed443ba28b69d99cfacbc6fed2d0af5833a3f", kill_on_drop: false }`
[INFO] [stdout] a769f727bdf86410ac1eb8006c3ed443ba28b69d99cfacbc6fed2d0af5833a3f
[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=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] 32af682676ea86467acda6113504ecc6c745c6b06bc0b6e93ad036be9ea0b75d
[INFO] running `Command { std: "docker" "start" "-a" "32af682676ea86467acda6113504ecc6c745c6b06bc0b6e93ad036be9ea0b75d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling difference v1.0.0
[INFO] [stderr]    Compiling pretty_assertions v0.1.2
[INFO] [stdout] warning: trait `ExtendedIterator` is never used
[INFO] [stdout]    --> src/lib.rs:138:7
[INFO] [stdout]     |
[INFO] [stdout] 138 | trait ExtendedIterator: Iterator {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:79:39
[INFO] [stdout]    |
[INFO] [stdout] 79 |     .fold(vec![String::from(domains[0].clone())], |v, domain_part| {
[INFO] [stdout]    |                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mailchecker v6.0.19 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ExtendedIterator` is never used
[INFO] [stdout]    --> src/lib.rs:138:7
[INFO] [stdout]     |
[INFO] [stdout] 138 | trait ExtendedIterator: Iterator {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:79:39
[INFO] [stdout]    |
[INFO] [stdout] 79 |     .fold(vec![String::from(domains[0].clone())], |v, domain_part| {
[INFO] [stdout]    |                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "32af682676ea86467acda6113504ecc6c745c6b06bc0b6e93ad036be9ea0b75d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32af682676ea86467acda6113504ecc6c745c6b06bc0b6e93ad036be9ea0b75d", kill_on_drop: false }`
[INFO] [stdout] 32af682676ea86467acda6113504ecc6c745c6b06bc0b6e93ad036be9ea0b75d
[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=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", kill_on_drop: false }`
[INFO] [stdout] 34e1d9a666098676c4dc8f8a6b50116a290ff3422dde8df8350a3078ecdf29e1
[INFO] running `Command { std: "docker" "start" "-a" "34e1d9a666098676c4dc8f8a6b50116a290ff3422dde8df8350a3078ecdf29e1", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: trait `ExtendedIterator` is never used
[INFO] [stderr]    --> src/lib.rs:138:7
[INFO] [stderr]     |
[INFO] [stderr] 138 | trait ExtendedIterator: Iterator {
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/lib.rs:79:39
[INFO] [stderr]    |
[INFO] [stderr] 79 |     .fold(vec![String::from(domains[0].clone())], |v, domain_part| {
[INFO] [stderr]    |                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mailchecker` (lib) generated 2 warnings (run `cargo fix --lib -p mailchecker` to apply 1 suggestion)
[INFO] [stderr] warning: `mailchecker` (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/mailchecker-ccee59377575cea6)
[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] [stderr]    Doc-tests mailchecker
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - blacklist (line 100) ... ok
[INFO] [stdout] test src/lib.rs - is_valid (line 23) ... ok
[INFO] [stdout] test src/lib.rs - is_valid (line 36) ... ok
[INFO] [stdout] test src/lib.rs - is_valid (line 53) ... ok
[INFO] [stdout] test src/lib.rs - add_custom_domains (line 116) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.85s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "34e1d9a666098676c4dc8f8a6b50116a290ff3422dde8df8350a3078ecdf29e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34e1d9a666098676c4dc8f8a6b50116a290ff3422dde8df8350a3078ecdf29e1", kill_on_drop: false }`
[INFO] [stdout] 34e1d9a666098676c4dc8f8a6b50116a290ff3422dde8df8350a3078ecdf29e1