[INFO] fetching crate gt_proc 0.0.10...
[INFO] testing gt_proc-0.0.10 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate gt_proc 0.0.10 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate gt_proc 0.0.10
[INFO] finished tweaking crates.io crate gt_proc 0.0.10
[INFO] tweaked toml for crates.io crate gt_proc 0.0.10 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gt_proc 0.0.10 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 203 packages to latest compatible versions
[INFO] [stderr]       Adding libloading v0.8.8 (available: v0.8.9)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 799eba06bf9e1093eaa1ba09f4b9b2b99beb712973e01f6c1d31148f692a2ee7
[INFO] running `Command { std: "docker" "start" "-a" "799eba06bf9e1093eaa1ba09f4b9b2b99beb712973e01f6c1d31148f692a2ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "799eba06bf9e1093eaa1ba09f4b9b2b99beb712973e01f6c1d31148f692a2ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "799eba06bf9e1093eaa1ba09f4b9b2b99beb712973e01f6c1d31148f692a2ee7", kill_on_drop: false }`
[INFO] [stdout] 799eba06bf9e1093eaa1ba09f4b9b2b99beb712973e01f6c1d31148f692a2ee7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 530a30783e5839c65b705b16476665df25e3fa32f30d136348883525e0350c63
[INFO] running `Command { std: "docker" "start" "-a" "530a30783e5839c65b705b16476665df25e3fa32f30d136348883525e0350c63", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling aws-lc-rs v1.14.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling static_init_macro v1.0.4
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling static_init v1.0.4
[INFO] [stderr]    Compiling aws-lc-sys v0.32.2
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling rustls v0.23.32
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling unicode-properties v0.1.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]    Compiling aok v0.1.17
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling array-init v2.1.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling pem v3.0.5
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling bcder v0.7.6
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling whoami v1.6.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling hidden_password v0.1.5
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling postgres-protocol v0.6.9
[INFO] [stderr]    Compiling postgres-types v0.2.10
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling rustls-native-certs v0.8.1
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling x509-certificate v0.24.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling trt v0.1.29
[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/trt-0.1.29/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(macro_metavar_expr)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trt` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "530a30783e5839c65b705b16476665df25e3fa32f30d136348883525e0350c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "530a30783e5839c65b705b16476665df25e3fa32f30d136348883525e0350c63", kill_on_drop: false }`
[INFO] [stdout] 530a30783e5839c65b705b16476665df25e3fa32f30d136348883525e0350c63
