[INFO] fetching crate mdbook-image-size 0.2.1...
[INFO] checking mdbook-image-size-0.2.1 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate mdbook-image-size 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate mdbook-image-size 0.2.1
[INFO] finished tweaking crates.io crate mdbook-image-size 0.2.1
[INFO] tweaked toml for crates.io crate mdbook-image-size 0.2.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mdbook-image-size 0.2.1 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 mdbook-image-size 0.2.1 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9fbb0748a19e66c3b7de1f9b70bda43ecd1c4b10d298000efa2b6351c132e8e4
[INFO] running `Command { std: "docker" "start" "-a" "9fbb0748a19e66c3b7de1f9b70bda43ecd1c4b10d298000efa2b6351c132e8e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fbb0748a19e66c3b7de1f9b70bda43ecd1c4b10d298000efa2b6351c132e8e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fbb0748a19e66c3b7de1f9b70bda43ecd1c4b10d298000efa2b6351c132e8e4", kill_on_drop: false }`
[INFO] [stdout] 9fbb0748a19e66c3b7de1f9b70bda43ecd1c4b10d298000efa2b6351c132e8e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] db68de5c90fb8b7848138199e9543aea1d9a2e3efb297ac344d3e0d89d4a5c6a
[INFO] running `Command { std: "docker" "start" "-a" "db68de5c90fb8b7848138199e9543aea1d9a2e3efb297ac344d3e0d89d4a5c6a", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v1.6.1
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]     Checking aho-corasick v1.1.3
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[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]     Checking anstyle-query v1.1.0
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[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]    Compiling markup5ever v0.12.1
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[INFO] [stderr]     Checking block-buffer v0.10.4
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[INFO] [stderr]     Checking clap v4.5.9
[INFO] [stderr]     Checking ignore v0.4.22
[INFO] [stderr]     Checking clap_complete v4.5.8
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling html5ever v0.27.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]     Checking tokio v1.38.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tungstenite v0.21.0
[INFO] [stderr]     Checking pest v2.7.11
[INFO] [stderr]    Compiling pest_meta v2.7.11
[INFO] [stderr]    Compiling pest_generator v2.7.11
[INFO] [stderr]    Compiling pest_derive v2.7.11
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking tokio-tungstenite v0.21.0
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking string_cache v0.8.7
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking handlebars v5.1.2
[INFO] [stderr]     Checking elasticlunr-rs v3.0.2
[INFO] [stderr]     Checking ammonia v4.0.0
[INFO] [stderr]     Checking hyper v0.14.30
[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-0.14.30/src/proto/h2/mod.rs:451:5
[INFO] [stdout]     |
[INFO] [stdout] 451 |     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" "db68de5c90fb8b7848138199e9543aea1d9a2e3efb297ac344d3e0d89d4a5c6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db68de5c90fb8b7848138199e9543aea1d9a2e3efb297ac344d3e0d89d4a5c6a", kill_on_drop: false }`
[INFO] [stdout] db68de5c90fb8b7848138199e9543aea1d9a2e3efb297ac344d3e0d89d4a5c6a