[INFO] fetching crate dogehouse-api 0.1.1...
[INFO] testing dogehouse-api-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate dogehouse-api 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate dogehouse-api 0.1.1
[INFO] finished tweaking crates.io crate dogehouse-api 0.1.1
[INFO] tweaked toml for crates.io crate dogehouse-api 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dogehouse-api 0.1.1 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]     Updating crates.io index
[INFO] [stderr]      Locking 98 packages to latest compatible versions
[INFO] [stderr]       Adding hyper v0.14.32 (available: v1.7.0)
[INFO] [stderr]       Adding hyper-tls v0.5.0 (available: v0.6.0)
[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-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] 6f9858a149a56679e621cc2420e501e6af5594ea5e364e7bcc405d69de920cac
[INFO] running `Command { std: "docker" "start" "-a" "6f9858a149a56679e621cc2420e501e6af5594ea5e364e7bcc405d69de920cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f9858a149a56679e621cc2420e501e6af5594ea5e364e7bcc405d69de920cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f9858a149a56679e621cc2420e501e6af5594ea5e364e7bcc405d69de920cac", kill_on_drop: false }`
[INFO] [stdout] 6f9858a149a56679e621cc2420e501e6af5594ea5e364e7bcc405d69de920cac
[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] 2cfa173071706af56b396616f690f394884e40bcc2648d3f73907b35dd1d256a
[INFO] running `Command { std: "docker" "start" "-a" "2cfa173071706af56b396616f690f394884e40bcc2648d3f73907b35dd1d256a", kill_on_drop: false }`
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.2
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling dogehouse-api v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![feature(format_args_capture)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `format_args_capture` has been stable since `1.58.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `format_args_capture` has been stable since 1.58.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![feature(format_args_capture)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dogehouse-api` (lib) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "2cfa173071706af56b396616f690f394884e40bcc2648d3f73907b35dd1d256a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cfa173071706af56b396616f690f394884e40bcc2648d3f73907b35dd1d256a", kill_on_drop: false }`
[INFO] [stdout] 2cfa173071706af56b396616f690f394884e40bcc2648d3f73907b35dd1d256a
