[INFO] fetching crate simple_smtp_sender 0.2.6... [INFO] testing simple_smtp_sender-0.2.6 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate simple_smtp_sender 0.2.6 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate simple_smtp_sender 0.2.6 [INFO] finished tweaking crates.io crate simple_smtp_sender 0.2.6 [INFO] tweaked toml for crates.io crate simple_smtp_sender 0.2.6 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate simple_smtp_sender 0.2.6 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 simple_smtp_sender 0.2.6 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-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] df4fe272c1d622a69ec1cd0ec6ba35e0017e8ce669eb57307b065a1fe9757b82 [INFO] running `Command { std: "docker" "start" "-a" "df4fe272c1d622a69ec1cd0ec6ba35e0017e8ce669eb57307b065a1fe9757b82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "df4fe272c1d622a69ec1cd0ec6ba35e0017e8ce669eb57307b065a1fe9757b82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df4fe272c1d622a69ec1cd0ec6ba35e0017e8ce669eb57307b065a1fe9757b82", kill_on_drop: false }` [INFO] [stdout] df4fe272c1d622a69ec1cd0ec6ba35e0017e8ce669eb57307b065a1fe9757b82 [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] fed0d62de7f96f8669035fcfcb7ef50cf43ecf43272f6dede7cca07ed71e81bf [INFO] running `Command { std: "docker" "start" "-a" "fed0d62de7f96f8669035fcfcb7ef50cf43ecf43272f6dede7cca07ed71e81bf", kill_on_drop: false }` [INFO] [stderr] Compiling target-lexicon v0.13.3 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Compiling cc v1.2.38 [INFO] [stderr] Compiling pin-project-lite v0.2.16 [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling futures-sink v0.3.31 [INFO] [stderr] Compiling serde_core v1.0.226 [INFO] [stderr] Compiling futures-task v0.3.31 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling futures-io v0.3.31 [INFO] [stderr] Compiling openssl v0.10.73 [INFO] [stderr] Compiling slab v0.4.11 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Compiling serde v1.0.226 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling native-tls v0.2.14 [INFO] [stderr] Compiling futures-channel v0.3.31 [INFO] [stderr] Compiling percent-encoding v2.3.2 [INFO] [stderr] Compiling allocator-api2 v0.2.21 [INFO] [stderr] Compiling openssl-probe v0.1.6 [INFO] [stderr] Compiling unicase v2.8.1 [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Compiling mime v0.3.17 [INFO] [stderr] Compiling indoc v2.0.6 [INFO] [stderr] Compiling form_urlencoded v1.2.2 [INFO] [stderr] Compiling mime_guess v2.0.5 [INFO] [stderr] Compiling anyhow v1.0.100 [INFO] [stderr] Compiling unindent v0.2.4 [INFO] [stderr] Compiling email-encoding v0.4.1 [INFO] [stderr] Compiling nom v8.0.0 [INFO] [stderr] Compiling quoted_printable v0.5.1 [INFO] [stderr] Compiling httpdate v1.0.3 [INFO] [stderr] Compiling email_address v0.2.9 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling pyo3-build-config v0.26.0 [INFO] [stderr] Compiling openssl-src v300.5.2+3.5.2 [INFO] [stderr] Compiling socket2 v0.6.0 [INFO] [stderr] Compiling mio v1.0.4 [INFO] [stderr] Compiling hostname v0.4.1 [INFO] [stderr] Compiling psm v0.1.26 [INFO] [stderr] Compiling stacker v0.1.21 [INFO] [stderr] Compiling openssl-sys v0.9.109 [INFO] [stderr] Compiling tokio v1.47.1 [INFO] [stderr] Compiling chumsky v0.9.3 [INFO] [stderr] Compiling pyo3-ffi v0.26.0 [INFO] [stderr] Compiling pyo3-macros-backend v0.26.0 [INFO] [stderr] Compiling pyo3 v0.26.0 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling zerovec-derive v0.11.1 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.226 [INFO] [stderr] Compiling async-trait v0.1.89 [INFO] [stderr] Compiling pyo3-async-runtimes-macros v0.26.0 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.0 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling zerofrom v0.1.6 [INFO] [stderr] Compiling yoke v0.8.0 [INFO] [stderr] Compiling zerovec v0.11.4 [INFO] [stderr] Compiling zerotrie v0.2.2 [INFO] [stderr] Compiling tinystr v0.8.1 [INFO] [stderr] Compiling potential_utf v0.1.3 [INFO] [stderr] Compiling icu_collections v2.0.0 [INFO] [stderr] Compiling icu_locale_core v2.0.0 [INFO] [stderr] Compiling icu_provider v2.0.0 [INFO] [stderr] Compiling icu_normalizer v2.0.0 [INFO] [stderr] Compiling icu_properties v2.0.1 [INFO] [stderr] Compiling pyo3-macros v0.26.0 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling idna_adapter v1.2.1 [INFO] [stderr] Compiling idna v1.1.0 [INFO] [stderr] Compiling url v2.5.7 [INFO] [stderr] Compiling pyo3-async-runtimes v0.26.0 [INFO] [stderr] Compiling tokio-native-tls v0.3.1 [INFO] [stderr] Compiling lettre v0.11.18 [INFO] [stderr] Compiling simple_smtp_sender v0.2.6 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 15s [INFO] running `Command { std: "docker" "inspect" "fed0d62de7f96f8669035fcfcb7ef50cf43ecf43272f6dede7cca07ed71e81bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fed0d62de7f96f8669035fcfcb7ef50cf43ecf43272f6dede7cca07ed71e81bf", kill_on_drop: false }` [INFO] [stdout] fed0d62de7f96f8669035fcfcb7ef50cf43ecf43272f6dede7cca07ed71e81bf [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] 998bb5df6bb4ee7af614ab4b4c7c3a34b29f3849c18ce5c1a5ad63d6c3e8c6d7 [INFO] running `Command { std: "docker" "start" "-a" "998bb5df6bb4ee7af614ab4b4c7c3a34b29f3849c18ce5c1a5ad63d6c3e8c6d7", kill_on_drop: false }` [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling tokio v1.47.1 [INFO] [stderr] Compiling tokio-native-tls v0.3.1 [INFO] [stderr] Compiling pyo3-async-runtimes v0.26.0 [INFO] [stderr] Compiling lettre v0.11.18 [INFO] [stderr] Compiling simple_smtp_sender v0.2.6 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 12.03s [INFO] running `Command { std: "docker" "inspect" "998bb5df6bb4ee7af614ab4b4c7c3a34b29f3849c18ce5c1a5ad63d6c3e8c6d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "998bb5df6bb4ee7af614ab4b4c7c3a34b29f3849c18ce5c1a5ad63d6c3e8c6d7", kill_on_drop: false }` [INFO] [stdout] 998bb5df6bb4ee7af614ab4b4c7c3a34b29f3849c18ce5c1a5ad63d6c3e8c6d7 [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] 7a2451a14c209aa98788528164fa1a681f56b3e8d02179015cabd35cc163d39f [INFO] running `Command { std: "docker" "start" "-a" "7a2451a14c209aa98788528164fa1a681f56b3e8d02179015cabd35cc163d39f", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_smtp_sender-b3218d27f215c2a5) [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 simple_smtp_sender [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] running `Command { std: "docker" "inspect" "7a2451a14c209aa98788528164fa1a681f56b3e8d02179015cabd35cc163d39f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a2451a14c209aa98788528164fa1a681f56b3e8d02179015cabd35cc163d39f", kill_on_drop: false }` [INFO] [stdout] 7a2451a14c209aa98788528164fa1a681f56b3e8d02179015cabd35cc163d39f