[INFO] fetching crate mailchecker 6.0.20...
[INFO] testing mailchecker-6.0.20 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate mailchecker 6.0.20 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate mailchecker 6.0.20
[INFO] finished tweaking crates.io crate mailchecker 6.0.20
[INFO] tweaked toml for crates.io crate mailchecker 6.0.20 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mailchecker 6.0.20 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mailchecker 6.0.20 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcc5be8bd4fdac7f3ac288a017a873c23b5f81025aae9019c7db7c7aae18d135
[INFO] running `Command { std: "docker" "start" "-a" "bcc5be8bd4fdac7f3ac288a017a873c23b5f81025aae9019c7db7c7aae18d135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcc5be8bd4fdac7f3ac288a017a873c23b5f81025aae9019c7db7c7aae18d135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcc5be8bd4fdac7f3ac288a017a873c23b5f81025aae9019c7db7c7aae18d135", kill_on_drop: false }`
[INFO] [stdout] bcc5be8bd4fdac7f3ac288a017a873c23b5f81025aae9019c7db7c7aae18d135
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e74747efd413a0e6d69a33b7b8e59fd10106e5adecb4d28257eac1c04b7621b0
[INFO] running `Command { std: "docker" "start" "-a" "e74747efd413a0e6d69a33b7b8e59fd10106e5adecb4d28257eac1c04b7621b0", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` 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 v6.0.20 (/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 1.64s
[INFO] running `Command { std: "docker" "inspect" "e74747efd413a0e6d69a33b7b8e59fd10106e5adecb4d28257eac1c04b7621b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e74747efd413a0e6d69a33b7b8e59fd10106e5adecb4d28257eac1c04b7621b0", kill_on_drop: false }`
[INFO] [stdout] e74747efd413a0e6d69a33b7b8e59fd10106e5adecb4d28257eac1c04b7621b0
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f6d68f91f2cb29590376bc3f7a39fe2b83657f83c2827e2a17d8293eecddae4
[INFO] running `Command { std: "docker" "start" "-a" "1f6d68f91f2cb29590376bc3f7a39fe2b83657f83c2827e2a17d8293eecddae4", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling difference v1.0.0
[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 pretty_assertions v0.1.2
[INFO] [stderr]    Compiling mailchecker v6.0.20 (/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 1.57s
[INFO] running `Command { std: "docker" "inspect" "1f6d68f91f2cb29590376bc3f7a39fe2b83657f83c2827e2a17d8293eecddae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f6d68f91f2cb29590376bc3f7a39fe2b83657f83c2827e2a17d8293eecddae4", kill_on_drop: false }`
[INFO] [stdout] 1f6d68f91f2cb29590376bc3f7a39fe2b83657f83c2827e2a17d8293eecddae4
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 43337cef82719f193677e472e2a3c7e2e83288cf9b4770f7cab55c43a769693a
[INFO] running `Command { std: "docker" "start" "-a" "43337cef82719f193677e472e2a3c7e2e83288cf9b4770f7cab55c43a769693a", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` 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 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mailchecker-7b49987cf5fe4c70)
[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 - add_custom_domains (line 116) ... ok
[INFO] [stdout] test src/lib.rs - is_valid (line 23) ... ok
[INFO] [stdout] test src/lib.rs - is_valid (line 53) ... ok
[INFO] [stdout] test src/lib.rs - blacklist (line 100) ... ok
[INFO] [stdout] test src/lib.rs - is_valid (line 36) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.99s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "43337cef82719f193677e472e2a3c7e2e83288cf9b4770f7cab55c43a769693a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43337cef82719f193677e472e2a3c7e2e83288cf9b4770f7cab55c43a769693a", kill_on_drop: false }`
[INFO] [stdout] 43337cef82719f193677e472e2a3c7e2e83288cf9b4770f7cab55c43a769693a