[INFO] fetching crate xbp 0.4.2...
[INFO] checking xbp-0.4.2 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate xbp 0.4.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate xbp 0.4.2
[INFO] finished tweaking crates.io crate xbp 0.4.2
[INFO] tweaked toml for crates.io crate xbp 0.4.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xbp 0.4.2 on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xbp 0.4.2 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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e341777255b9f490f550b525e01da5d9f981c70fb211c2b75acbc54e4c6c1c4d
[INFO] running `Command { std: "docker" "start" "-a" "e341777255b9f490f550b525e01da5d9f981c70fb211c2b75acbc54e4c6c1c4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e341777255b9f490f550b525e01da5d9f981c70fb211c2b75acbc54e4c6c1c4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e341777255b9f490f550b525e01da5d9f981c70fb211c2b75acbc54e4c6c1c4d", kill_on_drop: false }`
[INFO] [stdout] e341777255b9f490f550b525e01da5d9f981c70fb211c2b75acbc54e4c6c1c4d
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22da8614e8d39cd50233fac2b80404aae7506c123d1b15e6bf9e55f604c5a2e4
[INFO] running `Command { std: "docker" "start" "-a" "22da8614e8d39cd50233fac2b80404aae7506c123d1b15e6bf9e55f604c5a2e4", kill_on_drop: false }`
[INFO] [stderr]     Checking base64ct v1.8.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]    Compiling cc v1.2.29
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking tokio v1.46.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling prettyplease v0.2.36
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling bindgen v0.71.1
[INFO] [stderr]     Checking der v0.7.10
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking netlink-packet-utils v0.5.2
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking seize v0.3.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]    Compiling delegate v0.13.4
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking netlink-packet-core v0.7.0
[INFO] [stderr]     Checking toml_parser v1.0.2
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling clap_derive v4.5.47
[INFO] [stderr]     Checking num-bigint-dig v0.8.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking salsa20 v0.10.2
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking poly1305 v0.8.0
[INFO] [stderr]     Checking scrypt v0.11.0
[INFO] [stderr]     Checking ssh-encoding v0.2.0
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking chacha20 v0.9.1
[INFO] [stderr]     Checking blowfish v0.9.1
[INFO] [stderr]     Checking pkcs5 v0.7.1
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking bcrypt-pbkdf v0.10.0
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking netlink-packet-sock-diag v0.4.2
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking argon2 v0.5.3
[INFO] [stderr]     Checking netlink-sys v0.8.7
[INFO] [stderr]     Checking rtoolbox v0.0.3
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking ssh-cipher v0.2.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking toml_datetime v0.7.0
[INFO] [stderr]     Checking flurry v0.5.2
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking pkcs1 v0.7.5
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking serde_spanned v1.0.0
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]     Checking rpassword v7.4.0
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking toml v0.9.5
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking rsa v0.9.8
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking russh-cryptovec v0.52.0
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking ed25519-dalek v2.2.0
[INFO] [stderr]     Checking clap v4.5.47
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]     Checking ecdsa v0.16.9
[INFO] [stderr]     Checking primeorder v0.13.6
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking p256 v0.13.2
[INFO] [stderr]     Checking p384 v0.13.1
[INFO] [stderr]     Checking p521 v0.13.3
[INFO] [stderr]     Checking internal-russh-forked-ssh-key v0.6.10+upstream-0.6.7
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking russh-util v0.52.0
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking tower-http v0.6.6
[INFO] [stderr]     Checking h2 v0.4.11
[INFO] [stderr]     Checking russh-sftp v2.1.1
[INFO] [stderr]     Checking russh v0.52.1
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper v1.6.0
[INFO] [stdout] error: zero-sized fields in `repr(transparent)` cannot contain external non-exhaustive types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hyper-1.6.0/src/proto/h2/mod.rs:427:5
[INFO] [stdout]     |
[INFO] [stdout] 427 |     impossible: Impossible,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this field contains `Impossible`, which is not inhabited, and makes it not a breaking change to become non-zero-sized in the future.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hyper` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "22da8614e8d39cd50233fac2b80404aae7506c123d1b15e6bf9e55f604c5a2e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22da8614e8d39cd50233fac2b80404aae7506c123d1b15e6bf9e55f604c5a2e4", kill_on_drop: false }`
[INFO] [stdout] 22da8614e8d39cd50233fac2b80404aae7506c123d1b15e6bf9e55f604c5a2e4