[INFO] fetching crate simple_smtp_sender 0.3.0...
[INFO] checking simple_smtp_sender-0.3.0 against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-3
[INFO] extracting crate simple_smtp_sender 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate simple_smtp_sender 0.3.0
[INFO] finished tweaking crates.io crate simple_smtp_sender 0.3.0
[INFO] tweaked toml for crates.io crate simple_smtp_sender 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple_smtp_sender 0.3.0 on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate simple_smtp_sender 0.3.0 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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2557caf70b506914048c5e66116e5962029c26935e4ab1a9e5290b1c65ce3a3c
[INFO] running `Command { std: "docker" "start" "-a" "2557caf70b506914048c5e66116e5962029c26935e4ab1a9e5290b1c65ce3a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2557caf70b506914048c5e66116e5962029c26935e4ab1a9e5290b1c65ce3a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2557caf70b506914048c5e66116e5962029c26935e4ab1a9e5290b1c65ce3a3c", kill_on_drop: false }`
[INFO] [stdout] 2557caf70b506914048c5e66116e5962029c26935e4ab1a9e5290b1c65ce3a3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d663da56277272f0eba5b1374ac760e30954e7051d43020b8489793263e8781b
[INFO] running `Command { std: "docker" "start" "-a" "d663da56277272f0eba5b1374ac760e30954e7051d43020b8489793263e8781b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling serde_core v1.0.223
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]    Compiling serde v1.0.223
[INFO] [stderr]     Checking slab v0.4.10
[INFO] [stderr]     Checking email-encoding v0.4.1
[INFO] [stderr]     Checking hostname v0.4.1
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking unicase v2.8.1
[INFO] [stderr]     Checking email_address v0.2.9
[INFO] [stderr]     Checking quoted_printable v0.5.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling openssl-src v300.5.0+3.5.0
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]     Checking chumsky v0.9.3
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling serde_derive v1.0.223
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking zerovec v0.11.2
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking potential_utf v0.1.2
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking lettre v0.11.18
[INFO] [stdout] error[E0446]: crate-private trait `SpawnHandle` in public interface
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lettre-0.11.18/src/executor.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     type Handle: SpawnHandle;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^ can't leak crate-private trait
[INFO] [stdout] ...
[INFO] [stdout] 86 | pub(crate) trait SpawnHandle: Debug + Send + Sync + 'static + private::Sealed {
[INFO] [stdout]    | ----------------------------------------------------------------------------- `SpawnHandle` declared as crate-private
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0446`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lettre` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d663da56277272f0eba5b1374ac760e30954e7051d43020b8489793263e8781b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d663da56277272f0eba5b1374ac760e30954e7051d43020b8489793263e8781b", kill_on_drop: false }`
[INFO] [stdout] d663da56277272f0eba5b1374ac760e30954e7051d43020b8489793263e8781b