[INFO] fetching crate twirl 0.1.1...
[INFO] checking twirl-0.1.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate twirl 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate twirl 0.1.1
[INFO] finished tweaking crates.io crate twirl 0.1.1
[INFO] tweaked toml for crates.io crate twirl 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate twirl 0.1.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 256 packages to latest compatible versions
[INFO] [stderr]       Adding connect v0.1.2 (available: v0.2.4)
[INFO] [stderr]       Adding ffi-support v0.3.5 (available: v0.4.4)
[INFO] [stderr]       Adding h2 v0.2.0-alpha.3 (available: v0.2.7)
[INFO] [stderr]       Adding http v0.1.21 (available: v1.3.1)
[INFO] [stderr]       Adding http-body v0.2.0-alpha.3 (available: v0.2.0)
[INFO] [stderr]       Adding hyper v0.13.0-alpha.4 (available: v0.13.10)
[INFO] [stderr]       Adding hyper-tls v0.4.0-alpha.4 (available: v0.4.3)
[INFO] [stderr]       Adding simple-error v0.2.3 (available: v0.3.1)
[INFO] [stderr]       Adding tokio v0.2.0-alpha.6 (available: v0.2.25)
[INFO] [stderr]       Adding tokio-macros v0.2.0-alpha.6 (available: v0.2.6)
[INFO] [stderr]       Adding tokio-tls v0.3.0-alpha.6 (available: v0.3.1)
[INFO] [stderr]       Adding tower-make v0.3.0-alpha.2a (available: v0.3.0)
[INFO] [stderr]       Adding tower-service v0.3.0-alpha.2 (available: v0.3.3)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple-error v0.2.3
[INFO] [stderr]   Downloaded connect v0.1.2
[INFO] [stderr]   Downloaded async-tls v0.9.0
[INFO] [stderr]   Downloaded ffi-support v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac5c85f3a47888acc342e974a0878d30cc2b040bcb5312bc2ea12898d4031875
[INFO] running `Command { std: "docker" "start" "-a" "ac5c85f3a47888acc342e974a0878d30cc2b040bcb5312bc2ea12898d4031875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac5c85f3a47888acc342e974a0878d30cc2b040bcb5312bc2ea12898d4031875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac5c85f3a47888acc342e974a0878d30cc2b040bcb5312bc2ea12898d4031875", kill_on_drop: false }`
[INFO] [stdout] ac5c85f3a47888acc342e974a0878d30cc2b040bcb5312bc2ea12898d4031875
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcf009b6deaaa671cacc3bbe5f85b7df0f45c5bab143f4c3a9e1447172bbb2d2
[INFO] running `Command { std: "docker" "start" "-a" "bcf009b6deaaa671cacc3bbe5f85b7df0f45c5bab143f4c3a9e1447172bbb2d2", kill_on_drop: false }`
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[INFO] [stderr]     Checking icu_locale_core v2.0.0
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[INFO] [stderr]     Checking hyper v0.13.0-alpha.4
[INFO] [stderr]     Checking icu_normalizer v2.0.0
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[INFO] [stderr]     Checking futures-executor v0.3.31
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[INFO] [stdout] error[E0658]: custom inner attributes are unstable
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/connect-0.1.2/src/schema/message.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![rustfmt::skip]
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #54726 <https://github.com/rust-lang/rust/issues/54726> for more information
[INFO] [stdout]   = help: add `#![feature(custom_inner_attributes)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-06-28; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `connect` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bcf009b6deaaa671cacc3bbe5f85b7df0f45c5bab143f4c3a9e1447172bbb2d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcf009b6deaaa671cacc3bbe5f85b7df0f45c5bab143f4c3a9e1447172bbb2d2", kill_on_drop: false }`
[INFO] [stdout] bcf009b6deaaa671cacc3bbe5f85b7df0f45c5bab143f4c3a9e1447172bbb2d2