[INFO] fetching crate monolake 0.3.0...
[INFO] testing monolake-0.3.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate monolake 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate monolake 0.3.0
[INFO] finished tweaking crates.io crate monolake 0.3.0
[INFO] tweaked toml for crates.io crate monolake 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate monolake 0.3.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate monolake 0.3.0 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f8860fa471efb4a126787e6322c986a7a5512410d7dd619c68287b125fe5d53
[INFO] running `Command { std: "docker" "start" "-a" "2f8860fa471efb4a126787e6322c986a7a5512410d7dd619c68287b125fe5d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f8860fa471efb4a126787e6322c986a7a5512410d7dd619c68287b125fe5d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f8860fa471efb4a126787e6322c986a7a5512410d7dd619c68287b125fe5d53", kill_on_drop: false }`
[INFO] [stdout] 2f8860fa471efb4a126787e6322c986a7a5512410d7dd619c68287b125fe5d53
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8d8bff84ecb55cd329bcdf6cf54b4790cfc732fe45af0f2668f8d864945edbb
[INFO] running `Command { std: "docker" "start" "-a" "f8d8bff84ecb55cd329bcdf6cf54b4790cfc732fe45af0f2668f8d864945edbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling hashbrown v0.15.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling io-uring v0.6.4
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling tokio v1.41.0
[INFO] [stderr]    Compiling thiserror v1.0.67
[INFO] [stderr]    Compiling aws-lc-rs v1.10.0
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling rustls-pki-types v1.10.0
[INFO] [stderr]    Compiling param v0.1.2
[INFO] [stderr]    Compiling mirai-annotations v1.12.0
[INFO] [stderr]    Compiling brotli-decompressor v2.5.1
[INFO] [stderr]    Compiling openssl v0.10.68
[INFO] [stderr]    Compiling rustls v0.23.16
[INFO] [stderr]    Compiling reusable-box-future v0.2.0
[INFO] [stderr]    Compiling flate2 v1.0.34
[INFO] [stderr]    Compiling service-async v0.2.4
[INFO] [stderr]    Compiling anyhow v1.0.92
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling cpufeatures v0.2.14
[INFO] [stderr]    Compiling anstream v0.6.17
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling webpki-roots v0.26.6
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling clap_builder v4.5.20
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling brotli v3.5.0
[INFO] [stderr]    Compiling cc v1.1.34
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling tokio-util v0.7.12
[INFO] [stderr]    Compiling cmake v0.1.51
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stderr]    Compiling aws-lc-sys v0.22.0
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling auto-const-array v0.2.1
[INFO] [stderr]    Compiling monoio-macros v0.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling thiserror-impl v1.0.67
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling num_enum_derive v0.7.3
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]    Compiling certain-map-macros v0.3.2
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling monoio v0.2.4
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling h2 v0.4.6
[INFO] [stderr]    Compiling num_enum v0.7.3
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling certain-map v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling clap v4.5.20
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling monoio-io-wrapper v0.1.1
[INFO] [stderr]    Compiling monoio-codec v0.3.4
[INFO] [stderr]    Compiling monoio-thrift v0.1.4
[INFO] [stderr]    Compiling monoio-native-tls v0.3.0
[INFO] [stderr]    Compiling local-sync v0.1.1
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling monoio-rustls v0.3.0
[INFO] [stderr]    Compiling hyper v1.5.0
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling monoio-compat v0.2.2
[INFO] [stderr]    Compiling hyper-util v0.1.10
[INFO] [stderr]    Compiling monoio-http v0.3.11
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/monoio-http-0.3.11/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(cell_leak)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling toml v0.8.19
[INFO] [stderr]    Compiling rustls-webpki v0.102.8
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `monoio-http` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f8d8bff84ecb55cd329bcdf6cf54b4790cfc732fe45af0f2668f8d864945edbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8d8bff84ecb55cd329bcdf6cf54b4790cfc732fe45af0f2668f8d864945edbb", kill_on_drop: false }`
[INFO] [stdout] f8d8bff84ecb55cd329bcdf6cf54b4790cfc732fe45af0f2668f8d864945edbb
