[INFO] cloning repository https://github.com/kaixuan123wang/rust-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaixuan123wang/rust-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaixuan123wang%2Frust-learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaixuan123wang%2Frust-learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56047bc53c3841f1975e98f1118f9728df1db498
[INFO] checking kaixuan123wang/rust-learn against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaixuan123wang%2Frust-learn" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kaixuan123wang/rust-learn
[INFO] finished tweaking git repo https://github.com/kaixuan123wang/rust-learn
[INFO] tweaked toml for git repo https://github.com/kaixuan123wang/rust-learn written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kaixuan123wang/rust-learn 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 git repo https://github.com/kaixuan123wang/rust-learn 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ef0774836213ff1508c4e889c5c6068ef4c53478bef520c6e19b8c3b9a41037e
[INFO] running `Command { std: "docker" "start" "-a" "ef0774836213ff1508c4e889c5c6068ef4c53478bef520c6e19b8c3b9a41037e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef0774836213ff1508c4e889c5c6068ef4c53478bef520c6e19b8c3b9a41037e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef0774836213ff1508c4e889c5c6068ef4c53478bef520c6e19b8c3b9a41037e", kill_on_drop: false }`
[INFO] [stdout] ef0774836213ff1508c4e889c5c6068ef4c53478bef520c6e19b8c3b9a41037e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7a651fe1d5f66b0e2884fc24c44a9f8aefdecf9a369e820082692bf557e2ddef
[INFO] running `Command { std: "docker" "start" "-a" "7a651fe1d5f66b0e2884fc24c44a9f8aefdecf9a369e820082692bf557e2ddef", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]     Checking bytes v1.10.0
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]     Checking once_cell v1.20.3
[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking indexmap v2.7.1
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking ryu v1.0.19
[INFO] [stderr]    Compiling zstd-safe v7.2.3
[INFO] [stderr]    Compiling httparse v1.10.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling time-macros v0.2.19
[INFO] [stderr]    Compiling cc v1.2.15
[INFO] [stderr]    Compiling serde_json v1.0.139
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking miniz_oxide v0.8.5
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking brotli-decompressor v4.0.2
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking flate2 v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.96
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking winnow v0.7.3
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking http v1.2.0
[INFO] [stderr]     Checking pem v3.0.5
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking clap_builder v4.5.30
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking memmap2 v0.9.5
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking constant_time_eq v0.3.1
[INFO] [stderr]     Checking http-range-header v0.4.2
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]     Checking matchit v0.8.4
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking time v0.3.37
[INFO] [stderr]     Checking brotli v7.0.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]    Compiling zstd-sys v2.0.14+zstd.1.5.7
[INFO] [stderr]    Compiling ring v0.17.11
[INFO] [stderr]    Compiling blake3 v1.6.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking fancy-regex v0.13.0
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling clap_derive v4.5.28
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking axum-core v0.5.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking simple_asn1 v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ed25519-dalek v2.1.1
[INFO] [stderr]     Checking clap v4.5.30
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]     Checking derive_builder v0.20.2
[INFO] [stderr]     Checking zxcvbn v3.1.0
[INFO] [stderr]     Checking tokio-util v0.7.13
[INFO] [stderr]     Checking async-compression v0.4.18
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking h2 v0.4.8
[INFO] [stderr]     Checking tower-http v0.6.2
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking serde_path_to_error v0.1.16
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking toml_edit v0.22.24
[INFO] [stderr]     Checking jsonwebtoken v9.3.1
[INFO] [stderr]     Checking toml v0.8.20
[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] running `Command { std: "docker" "inspect" "7a651fe1d5f66b0e2884fc24c44a9f8aefdecf9a369e820082692bf557e2ddef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a651fe1d5f66b0e2884fc24c44a9f8aefdecf9a369e820082692bf557e2ddef", kill_on_drop: false }`
[INFO] [stdout] 7a651fe1d5f66b0e2884fc24c44a9f8aefdecf9a369e820082692bf557e2ddef