[INFO] fetching crate mail_extractor 0.1.3...
[INFO] testing mail_extractor-0.1.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mail_extractor 0.1.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mail_extractor 0.1.3
[INFO] finished tweaking crates.io crate mail_extractor 0.1.3
[INFO] tweaked toml for crates.io crate mail_extractor 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mail_extractor 0.1.3 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 75 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.11.0 (available: v0.22.1)
[INFO] [stderr]       Adding lol_html v0.1.0 (available: v2.6.0)
[INFO] [stderr]       Adding mailparse v0.10.4 (available: v0.16.1)
[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.18.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 092d0868d73ab1a7f3aa8155e2c9c9523327a8ff4559c367500d059d0e015f85
[INFO] running `Command { std: "docker" "start" "-a" "092d0868d73ab1a7f3aa8155e2c9c9523327a8ff4559c367500d059d0e015f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "092d0868d73ab1a7f3aa8155e2c9c9523327a8ff4559c367500d059d0e015f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "092d0868d73ab1a7f3aa8155e2c9c9523327a8ff4559c367500d059d0e015f85", kill_on_drop: false }`
[INFO] [stdout] 092d0868d73ab1a7f3aa8155e2c9c9523327a8ff4559c367500d059d0e015f85
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6111bae9015c12b98aee0eb35f5ebc1ad9d042d3ff27f574636e00d6435231cc
[INFO] running `Command { std: "docker" "start" "-a" "6111bae9015c12b98aee0eb35f5ebc1ad9d042d3ff27f574636e00d6435231cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling procedural-masquerade v0.1.7
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling quoted_printable v0.4.8
[INFO] [stderr]    Compiling htmlescape v0.3.1
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling charset v0.1.5
[INFO] [stderr]    Compiling mailparse v0.10.4
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling lol_html v0.1.0
[INFO] [stderr]    Compiling mail_extractor v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:145:3
[INFO] [stdout]     |
[INFO] [stdout] 145 |         &first_context.insert(key.clone(), value.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let _ = &first_context.insert(key.clone(), value.clone());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lol_html v0.1.0
[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" "6111bae9015c12b98aee0eb35f5ebc1ad9d042d3ff27f574636e00d6435231cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6111bae9015c12b98aee0eb35f5ebc1ad9d042d3ff27f574636e00d6435231cc", kill_on_drop: false }`
[INFO] [stdout] 6111bae9015c12b98aee0eb35f5ebc1ad9d042d3ff27f574636e00d6435231cc
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8f44d1d013a4ad2e7d7abb7c68bff0d2f62f8ca98b942ab4d7775a31e38e475
[INFO] running `Command { std: "docker" "start" "-a" "d8f44d1d013a4ad2e7d7abb7c68bff0d2f62f8ca98b942ab4d7775a31e38e475", kill_on_drop: false }`
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:145:3
[INFO] [stdout]     |
[INFO] [stdout] 145 |         &first_context.insert(key.clone(), value.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let _ = &first_context.insert(key.clone(), value.clone());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mail_extractor v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:145:3
[INFO] [stdout]     |
[INFO] [stdout] 145 |         &first_context.insert(key.clone(), value.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let _ = &first_context.insert(key.clone(), value.clone());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lol_html v0.1.0
[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" "d8f44d1d013a4ad2e7d7abb7c68bff0d2f62f8ca98b942ab4d7775a31e38e475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8f44d1d013a4ad2e7d7abb7c68bff0d2f62f8ca98b942ab4d7775a31e38e475", kill_on_drop: false }`
[INFO] [stdout] d8f44d1d013a4ad2e7d7abb7c68bff0d2f62f8ca98b942ab4d7775a31e38e475
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6719404a4b7c5c4ca65867cc629125e9a1751378bb03816eb93c8e0904367787
[INFO] running `Command { std: "docker" "start" "-a" "6719404a4b7c5c4ca65867cc629125e9a1751378bb03816eb93c8e0904367787", kill_on_drop: false }`
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/lib.rs:145:3
[INFO] [stderr]     |
[INFO] [stderr] 145 |         &first_context.insert(key.clone(), value.clone());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 145 |         let _ = &first_context.insert(key.clone(), value.clone());
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `mail_extractor` (lib) generated 1 warning
[INFO] [stderr] warning: `mail_extractor` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lol_html v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mail_extractor-44a16de5ff5a8af1)
[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 mail_extractor
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6719404a4b7c5c4ca65867cc629125e9a1751378bb03816eb93c8e0904367787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6719404a4b7c5c4ca65867cc629125e9a1751378bb03816eb93c8e0904367787", kill_on_drop: false }`
[INFO] [stdout] 6719404a4b7c5c4ca65867cc629125e9a1751378bb03816eb93c8e0904367787