[INFO] fetching crate arduino-report-size-deltas 1.0.2...
[INFO] checking arduino-report-size-deltas-1.0.2 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate arduino-report-size-deltas 1.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate arduino-report-size-deltas 1.0.2
[INFO] finished tweaking crates.io crate arduino-report-size-deltas 1.0.2
[INFO] tweaked toml for crates.io crate arduino-report-size-deltas 1.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate arduino-report-size-deltas 1.0.2 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 arduino-report-size-deltas 1.0.2 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-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] 29afb69db4e3052a8662cd50e3f276bfafe0ed9553f51cb8cc6949e33f3137a7
[INFO] running `Command { std: "docker" "start" "-a" "29afb69db4e3052a8662cd50e3f276bfafe0ed9553f51cb8cc6949e33f3137a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29afb69db4e3052a8662cd50e3f276bfafe0ed9553f51cb8cc6949e33f3137a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29afb69db4e3052a8662cd50e3f276bfafe0ed9553f51cb8cc6949e33f3137a7", kill_on_drop: false }`
[INFO] [stdout] 29afb69db4e3052a8662cd50e3f276bfafe0ed9553f51cb8cc6949e33f3137a7
[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] 183efbbb456bf8780feab9253e090f08b6ffb7588e4a2eac01e7cbad5abae6a7
[INFO] running `Command { std: "docker" "start" "-a" "183efbbb456bf8780feab9253e090f08b6ffb7588e4a2eac01e7cbad5abae6a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling thiserror v2.0.15
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]     Checking colored v3.0.0
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.15
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking tempfile v3.20.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking h2 v0.4.11
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]     Checking arduino-report-size-deltas v1.0.2 (/opt/rustwide/workdir)
[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" "183efbbb456bf8780feab9253e090f08b6ffb7588e4a2eac01e7cbad5abae6a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "183efbbb456bf8780feab9253e090f08b6ffb7588e4a2eac01e7cbad5abae6a7", kill_on_drop: false }`
[INFO] [stdout] 183efbbb456bf8780feab9253e090f08b6ffb7588e4a2eac01e7cbad5abae6a7