[INFO] fetching crate mini-mail-auth 0.1.0...
[INFO] testing mini-mail-auth-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mini-mail-auth 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate mini-mail-auth 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mini-mail-auth 0.1.0
[INFO] tweaked toml for crates.io crate mini-mail-auth 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mini-mail-auth 0.1.0 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 mini-mail-auth 0.1.0 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" "+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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69338796e8ab8769a1752d42f14d50ad2008b77a9bef12dae3f86f58ef2e8507
[INFO] running `Command { std: "docker" "start" "-a" "69338796e8ab8769a1752d42f14d50ad2008b77a9bef12dae3f86f58ef2e8507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69338796e8ab8769a1752d42f14d50ad2008b77a9bef12dae3f86f58ef2e8507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69338796e8ab8769a1752d42f14d50ad2008b77a9bef12dae3f86f58ef2e8507", kill_on_drop: false }`
[INFO] [stdout] 69338796e8ab8769a1752d42f14d50ad2008b77a9bef12dae3f86f58ef2e8507
[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=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] bf893d4a1dfcd8d27884e276824e5f0aa402a92e8ba7098d383b97d62585b517
[INFO] running `Command { std: "docker" "start" "-a" "bf893d4a1dfcd8d27884e276824e5f0aa402a92e8ba7098d383b97d62585b517", kill_on_drop: false }`
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling pkcs1 v0.7.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rsa v0.9.8
[INFO] [stderr]    Compiling mini-mail-auth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.24s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "bf893d4a1dfcd8d27884e276824e5f0aa402a92e8ba7098d383b97d62585b517", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf893d4a1dfcd8d27884e276824e5f0aa402a92e8ba7098d383b97d62585b517", kill_on_drop: false }`
[INFO] [stdout] bf893d4a1dfcd8d27884e276824e5f0aa402a92e8ba7098d383b97d62585b517
[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=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] ae8c881bf80447dc23f58f37dfddce0a7ac4ad3d3c9be61029983243add2128f
[INFO] running `Command { std: "docker" "start" "-a" "ae8c881bf80447dc23f58f37dfddce0a7ac4ad3d3c9be61029983243add2128f", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling mini-mail-auth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `mail_auth`
[INFO] [stdout]   --> examples/comparison.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         use mail_auth::common::crypto::{RsaKey, Sha256};
[INFO] [stdout]    |             ^^^^^^^^^ use of unresolved module or unlinked crate `mail_auth`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `mail_auth`, use `cargo add mail_auth` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `mail_auth`
[INFO] [stdout]   --> examples/comparison.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         use mail_auth::common::headers::HeaderWriter;
[INFO] [stdout]    |             ^^^^^^^^^ use of unresolved module or unlinked crate `mail_auth`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `mail_auth`, use `cargo add mail_auth` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `mail_auth`
[INFO] [stdout]   --> examples/comparison.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         use mail_auth::dkim::DkimSigner;
[INFO] [stdout]    |             ^^^^^^^^^ use of unresolved module or unlinked crate `mail_auth`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `mail_auth`, use `cargo add mail_auth` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mini-mail-auth` (example "comparison") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ae8c881bf80447dc23f58f37dfddce0a7ac4ad3d3c9be61029983243add2128f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae8c881bf80447dc23f58f37dfddce0a7ac4ad3d3c9be61029983243add2128f", kill_on_drop: false }`
[INFO] [stdout] ae8c881bf80447dc23f58f37dfddce0a7ac4ad3d3c9be61029983243add2128f