[INFO] fetching crate areq-smol 0.1.0-alpha5...
[INFO] checking areq-smol-0.1.0-alpha5 against 1.95.0 for pr-155915
[INFO] extracting crate areq-smol 0.1.0-alpha5 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate areq-smol 0.1.0-alpha5
[INFO] finished tweaking crates.io crate areq-smol 0.1.0-alpha5
[INFO] tweaked toml for crates.io crate areq-smol 0.1.0-alpha5 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate areq-smol 0.1.0-alpha5 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate areq-smol 0.1.0-alpha5 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded areq-body v0.1.0-alpha5
[INFO] [stderr]   Downloaded areq v0.1.0-alpha5
[INFO] [stderr]   Downloaded areq-h1 v0.1.0-alpha5
[INFO] [stderr]   Downloaded httparse v1.10.0
[INFO] [stderr]   Downloaded blocking v1.6.1
[INFO] [stderr]   Downloaded async-executor v1.13.1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e61ec191c7f450127b30292ac6dda3d62ab18b06fb7ebea5f732094affd20e47
[INFO] running `Command { std: "docker" "start" "-a" "e61ec191c7f450127b30292ac6dda3d62ab18b06fb7ebea5f732094affd20e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e61ec191c7f450127b30292ac6dda3d62ab18b06fb7ebea5f732094affd20e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e61ec191c7f450127b30292ac6dda3d62ab18b06fb7ebea5f732094affd20e47", kill_on_drop: false }`
[INFO] [stdout] e61ec191c7f450127b30292ac6dda3d62ab18b06fb7ebea5f732094affd20e47
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06e02385e007252caaa4aae3ac90a308e4ecf66e572587881132c1beb97c8a0d
[INFO] running `Command { std: "docker" "start" "-a" "06e02385e007252caaa4aae3ac90a308e4ecf66e572587881132c1beb97c8a0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking litemap v0.7.5
[INFO] [stderr]     Checking writeable v0.5.5
[INFO] [stderr]     Checking icu_locid_transform_data v1.5.0
[INFO] [stderr]     Checking icu_properties_data v1.5.0
[INFO] [stderr]     Checking icu_normalizer_data v1.5.0
[INFO] [stderr]     Checking write16 v1.0.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking utf16_iter v1.0.5
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling httparse v1.10.0
[INFO] [stderr]     Checking bytes v1.10.0
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking futures-lite v2.6.0
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking http v1.2.0
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.3
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking areq-body v0.1.0-alpha5
[INFO] [stderr]     Checking async-executor v1.13.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/areq-body-0.1.0-alpha5/src/lib.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(feature = "rtn", feature(return_type_notation))]
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `areq-body` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "06e02385e007252caaa4aae3ac90a308e4ecf66e572587881132c1beb97c8a0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06e02385e007252caaa4aae3ac90a308e4ecf66e572587881132c1beb97c8a0d", kill_on_drop: false }`
[INFO] [stdout] 06e02385e007252caaa4aae3ac90a308e4ecf66e572587881132c1beb97c8a0d