[INFO] fetching crate mcp-hub 0.1.0...
[INFO] checking mcp-hub-0.1.0 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate mcp-hub 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate mcp-hub 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mcp-hub 0.1.0
[INFO] tweaked toml for crates.io crate mcp-hub 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcp-hub 0.1.0 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 mcp-hub 0.1.0 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] 401345f6815f4a333d349cd6194f757dce3ef929825e8a0368a96e41972a2752
[INFO] running `Command { std: "docker" "start" "-a" "401345f6815f4a333d349cd6194f757dce3ef929825e8a0368a96e41972a2752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "401345f6815f4a333d349cd6194f757dce3ef929825e8a0368a96e41972a2752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401345f6815f4a333d349cd6194f757dce3ef929825e8a0368a96e41972a2752", kill_on_drop: false }`
[INFO] [stdout] 401345f6815f4a333d349cd6194f757dce3ef929825e8a0368a96e41972a2752
[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] 5fbcbc6ac889bc2ef3f0b807a5e48f10084b8334fa186b447a6ad6f082e07b51
[INFO] running `Command { std: "docker" "start" "-a" "5fbcbc6ac889bc2ef3f0b807a5e48f10084b8334fa186b447a6ad6f082e07b51", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking slab v0.4.10
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.43
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking raw-cpuid v11.5.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking dyn-clone v1.0.19
[INFO] [stderr]     Checking toml_write v0.1.2
[INFO] [stderr]     Checking winnow v0.7.11
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking ordered-float v4.6.0
[INFO] [stderr]     Checking sketches-ddsketch v0.3.0
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking metrics v0.24.2
[INFO] [stderr]     Checking metrics-core v0.5.2
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking float-cmp v0.10.0
[INFO] [stderr]    Compiling assert_cmd v2.0.17
[INFO] [stderr]     Checking rustix v1.0.7
[INFO] [stderr]     Checking hdrhistogram v7.5.4
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]     Checking metrics-exporter-log v0.4.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking bstr v1.12.0
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking inotify v0.11.0
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking predicates v3.1.3
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking shellexpand v3.1.1
[INFO] [stderr]     Checking quanta v0.12.6
[INFO] [stderr]     Checking notify v8.0.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand_xoshiro v0.7.0
[INFO] [stderr]     Checking mimalloc v0.1.47
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking tempfile v3.20.0
[INFO] [stderr]     Checking metrics-util v0.20.0
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling rmcp-macros v0.1.5
[INFO] [stderr]    Compiling schemars_derive v0.8.22
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking failsafe v1.3.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking thiserror v2.0.12
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking prost v0.13.5
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking prost-types v0.13.5
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking axum-core v0.4.5
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking tokio-retry v0.3.0
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking serde_spanned v0.6.9
[INFO] [stderr]     Checking toml_datetime v0.6.11
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking toml_edit v0.22.27
[INFO] [stderr]     Checking axum v0.7.9
[INFO] [stderr]     Checking h2 v0.4.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking schemars v0.8.22
[INFO] [stderr]     Checking rmcp v0.1.5
[INFO] [stderr]     Checking toml v0.8.23
[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" "5fbcbc6ac889bc2ef3f0b807a5e48f10084b8334fa186b447a6ad6f082e07b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fbcbc6ac889bc2ef3f0b807a5e48f10084b8334fa186b447a6ad6f082e07b51", kill_on_drop: false }`
[INFO] [stdout] 5fbcbc6ac889bc2ef3f0b807a5e48f10084b8334fa186b447a6ad6f082e07b51
