[INFO] fetching crate mail-builder 0.4.4...
[INFO] testing mail-builder-0.4.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mail-builder 0.4.4 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate mail-builder 0.4.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mail-builder 0.4.4
[INFO] tweaked toml for crates.io crate mail-builder 0.4.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mail-builder 0.4.4 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] crate crates.io crate mail-builder 0.4.4 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-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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 184ccdec348f914af2139ae584c703b06dc68b497e5be4f996b4c0d529176bbf
[INFO] running `Command { std: "docker" "start" "-a" "184ccdec348f914af2139ae584c703b06dc68b497e5be4f996b4c0d529176bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "184ccdec348f914af2139ae584c703b06dc68b497e5be4f996b4c0d529176bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "184ccdec348f914af2139ae584c703b06dc68b497e5be4f996b4c0d529176bbf", kill_on_drop: false }`
[INFO] [stdout] 184ccdec348f914af2139ae584c703b06dc68b497e5be4f996b4c0d529176bbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 62d5aeb76c52ccdcd1e92851665de3516a94c2b132f1e4664a833303e3688437
[INFO] running `Command { std: "docker" "start" "-a" "62d5aeb76c52ccdcd1e92851665de3516a94c2b132f1e4664a833303e3688437", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling gethostname v1.0.0
[INFO] [stderr]    Compiling mail-builder v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.65s
[INFO] running `Command { std: "docker" "inspect" "62d5aeb76c52ccdcd1e92851665de3516a94c2b132f1e4664a833303e3688437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d5aeb76c52ccdcd1e92851665de3516a94c2b132f1e4664a833303e3688437", kill_on_drop: false }`
[INFO] [stdout] 62d5aeb76c52ccdcd1e92851665de3516a94c2b132f1e4664a833303e3688437
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0722d8f945e652e8121277b19653101d5fc7cba8619d4d4c6167d3da5d3eefc6
[INFO] running `Command { std: "docker" "start" "-a" "0722d8f945e652e8121277b19653101d5fc7cba8619d4d4c6167d3da5d3eefc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling hashify v0.2.1
[INFO] [stderr]    Compiling mail-parser v0.11.0
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling mail-builder v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 17.05s
[INFO] running `Command { std: "docker" "inspect" "0722d8f945e652e8121277b19653101d5fc7cba8619d4d4c6167d3da5d3eefc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0722d8f945e652e8121277b19653101d5fc7cba8619d4d4c6167d3da5d3eefc6", kill_on_drop: false }`
[INFO] [stdout] 0722d8f945e652e8121277b19653101d5fc7cba8619d4d4c6167d3da5d3eefc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c5eda747ea22b58baad308dd877c924fe19f0db2f73dd02b8513535039c517b4
[INFO] running `Command { std: "docker" "start" "-a" "c5eda747ea22b58baad308dd877c924fe19f0db2f73dd02b8513535039c517b4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mail_builder-4c087a9584c4c2ac)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test encoders::quoted_printable::tests::encode_quoted_printable ... ok
[INFO] [stdout] test mime::tests::test_detect_encoding ... ok
[INFO] [stdout] test tests::build_message ... ok
[INFO] [stdout] test encoders::base64::tests::encode_base64 ... ok
[INFO] [stdout] test headers::text::tests::test_utf8_b_encoding_large_bytes_written ... ok
[INFO] [stdout] test tests::build_nested_message ... ok
[INFO] [stdout] test headers::text::tests::test_utf8_b_encoding_boundaries ... ok
[INFO] [stdout] test headers::text::tests::test_utf8_q_encoding_boundaries ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c5eda747ea22b58baad308dd877c924fe19f0db2f73dd02b8513535039c517b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5eda747ea22b58baad308dd877c924fe19f0db2f73dd02b8513535039c517b4", kill_on_drop: false }`
[INFO] [stdout] c5eda747ea22b58baad308dd877c924fe19f0db2f73dd02b8513535039c517b4