[INFO] fetching crate mcpx 0.1.5...
[INFO] checking mcpx-0.1.5 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate mcpx 0.1.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mcpx 0.1.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mcpx 0.1.5
[INFO] tweaked toml for crates.io crate mcpx 0.1.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcpx 0.1.5 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 mcpx 0.1.5 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 190789bb2695781eaa737be9b92c887594dde9a0d151d42ed77bb884bba82eec
[INFO] running `Command { std: "docker" "start" "-a" "190789bb2695781eaa737be9b92c887594dde9a0d151d42ed77bb884bba82eec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "190789bb2695781eaa737be9b92c887594dde9a0d151d42ed77bb884bba82eec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "190789bb2695781eaa737be9b92c887594dde9a0d151d42ed77bb884bba82eec", kill_on_drop: false }`
[INFO] [stdout] 190789bb2695781eaa737be9b92c887594dde9a0d151d42ed77bb884bba82eec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d50314b2516f3a1878bea5e47e51f7b2d7630d752415d3c4fabb150b09bc1f6b
[INFO] running `Command { std: "docker" "start" "-a" "d50314b2516f3a1878bea5e47e51f7b2d7630d752415d3c4fabb150b09bc1f6b", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling openssl-sys v0.9.107
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking tungstenite v0.26.2
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking icu_normalizer v1.5.0
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]     Checking deadpool-runtime v0.1.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking retain_mut v0.1.9
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling mockall_derive v0.12.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking predicates v3.1.3
[INFO] [stderr]     Checking rustix v1.0.5
[INFO] [stderr]     Checking tokio v1.44.2
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking idna_adapter v1.2.0
[INFO] [stderr]    Compiling async-recursion v1.1.1
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking uri-template-system-core v0.1.5
[INFO] [stderr]     Checking uri-template-system v0.1.5
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking tempfile v3.19.1
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking mockall v0.12.1
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking serde_qs v0.8.5
[INFO] [stderr]     Checking uuid v1.16.0
[INFO] [stderr]     Checking tokio-util v0.7.14
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking deadpool v0.9.5
[INFO] [stderr]     Checking tokio-tungstenite v0.26.2
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.13.1
[INFO] [stderr]     Checking tokio-test v0.4.4
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]    Compiling derive_builder_macro v0.13.1
[INFO] [stderr]     Checking derive_builder v0.13.1
[INFO] [stderr]     Checking hyper v0.14.32
[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" "d50314b2516f3a1878bea5e47e51f7b2d7630d752415d3c4fabb150b09bc1f6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d50314b2516f3a1878bea5e47e51f7b2d7630d752415d3c4fabb150b09bc1f6b", kill_on_drop: false }`
[INFO] [stdout] d50314b2516f3a1878bea5e47e51f7b2d7630d752415d3c4fabb150b09bc1f6b
