[INFO] fetching crate rmcp-agent 0.1.6...
[INFO] checking rmcp-agent-0.1.6 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate rmcp-agent 0.1.6 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rmcp-agent 0.1.6
[INFO] finished tweaking crates.io crate rmcp-agent 0.1.6
[INFO] tweaked toml for crates.io crate rmcp-agent 0.1.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rmcp-agent 0.1.6 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 rmcp-agent 0.1.6 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8024b19cb16050582c17e7910ac521bc51e306e9c304af403199d71d79f8524f
[INFO] running `Command { std: "docker" "start" "-a" "8024b19cb16050582c17e7910ac521bc51e306e9c304af403199d71d79f8524f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8024b19cb16050582c17e7910ac521bc51e306e9c304af403199d71d79f8524f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8024b19cb16050582c17e7910ac521bc51e306e9c304af403199d71d79f8524f", kill_on_drop: false }`
[INFO] [stdout] 8024b19cb16050582c17e7910ac521bc51e306e9c304af403199d71d79f8524f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7064b8249749ca2947c96f163202217393bb6888cc25ea30efe0943e56162263
[INFO] running `Command { std: "docker" "start" "-a" "7064b8249749ca2947c96f163202217393bb6888cc25ea30efe0943e56162263", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking phf_shared v0.11.3
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]     Checking phf_shared v0.10.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking dtoa v1.0.10
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling darling_core v0.21.1
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking dtoa-short v0.3.5
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling html5ever v0.27.0
[INFO] [stderr]    Compiling pulldown-cmark v0.12.2
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking fancy-regex v0.12.0
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling derive_utils v0.15.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.24
[INFO] [stderr]     Checking servo_arc v0.3.0
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking getopts v0.2.23
[INFO] [stderr]     Checking ref-cast v1.0.24
[INFO] [stderr]     Checking tiktoken-rs v0.5.9
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]    Compiling auto_enums v0.8.7
[INFO] [stderr]    Compiling schemars_derive v1.0.4
[INFO] [stderr]     Checking async-convert v1.0.0
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking potential_utf v0.1.2
[INFO] [stderr]     Checking eventsource-stream v0.2.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]     Checking axum-core v0.5.2
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking string_cache v0.8.9
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]     Checking serde_path_to_error v0.1.17
[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking secrecy v0.8.0
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking ego-tree v0.6.3
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking text-splitter v0.16.1
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking uuid v1.17.0
[INFO] [stderr]     Checking sse-stream v0.2.1
[INFO] [stderr]    Compiling async-recursion v1.1.1
[INFO] [stderr]     Checking glob v0.3.2
[INFO] [stderr]     Checking clap_builder v4.5.43
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling darling_macro v0.21.1
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling selectors v0.25.0
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling darling v0.21.1
[INFO] [stderr]    Compiling rmcp-macros v0.5.0
[INFO] [stderr]     Checking schemars v1.0.4
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]    Compiling markup5ever v0.12.1
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking backoff v0.4.0
[INFO] [stderr]     Checking h2 v0.4.11
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking rustls-webpki v0.103.4
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking cssparser v0.31.2
[INFO] [stderr]     Checking tower-http v0.6.6
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]    Compiling html5ever v0.26.0
[INFO] [stderr]     Checking clap v4.5.43
[INFO] [stderr]     Checking xml5ever v0.17.0
[INFO] [stderr]     Checking scraper v0.20.0
[INFO] [stderr]     Checking markup5ever_rcdom v0.2.0
[INFO] [stderr]     Checking tokio-rustls v0.26.2
[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]     Checking hyper v0.14.32
[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] [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-0.14.32/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" "7064b8249749ca2947c96f163202217393bb6888cc25ea30efe0943e56162263", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7064b8249749ca2947c96f163202217393bb6888cc25ea30efe0943e56162263", kill_on_drop: false }`
[INFO] [stdout] 7064b8249749ca2947c96f163202217393bb6888cc25ea30efe0943e56162263