[INFO] fetching crate io-adapters 0.4.0...
[INFO] testing io-adapters-0.4.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate io-adapters 0.4.0 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate io-adapters 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate io-adapters 0.4.0
[INFO] tweaked toml for crates.io crate io-adapters 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate io-adapters 0.4.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 76 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustdoc-json v0.9.7
[INFO] [stderr]   Downloaded supercilex-tests v0.4.21
[INFO] [stderr]   Downloaded cargo_metadata v0.21.0
[INFO] [stderr]   Downloaded serde-untagged v0.1.9
[INFO] [stderr]   Downloaded cargo-util-schemas v0.8.2
[INFO] [stderr]   Downloaded erased-serde v0.4.8
[INFO] [stderr]   Downloaded expect-test v1.5.1
[INFO] [stderr]   Downloaded dissimilar v1.0.10
[INFO] [stderr]   Downloaded rustdoc-types v0.54.0
[INFO] [stderr]   Downloaded cargo-platform v0.2.0
[INFO] [stderr]   Downloaded public-api v0.49.0
[INFO] [stderr]   Downloaded cargo-manifest v0.19.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c14717040a3d15a736bd571c9a905f589ecb80f5d6f2d0aff323a172004620c
[INFO] running `Command { std: "docker" "start" "-a" "1c14717040a3d15a736bd571c9a905f589ecb80f5d6f2d0aff323a172004620c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c14717040a3d15a736bd571c9a905f589ecb80f5d6f2d0aff323a172004620c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c14717040a3d15a736bd571c9a905f589ecb80f5d6f2d0aff323a172004620c", kill_on_drop: false }`
[INFO] [stdout] 1c14717040a3d15a736bd571c9a905f589ecb80f5d6f2d0aff323a172004620c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88750de27b48621fd72f0bb0d3b24913f62b7218deb84119473ea9aa5b8efd61
[INFO] running `Command { std: "docker" "start" "-a" "88750de27b48621fd72f0bb0d3b24913f62b7218deb84119473ea9aa5b8efd61", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-adapters v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "88750de27b48621fd72f0bb0d3b24913f62b7218deb84119473ea9aa5b8efd61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88750de27b48621fd72f0bb0d3b24913f62b7218deb84119473ea9aa5b8efd61", kill_on_drop: false }`
[INFO] [stdout] 88750de27b48621fd72f0bb0d3b24913f62b7218deb84119473ea9aa5b8efd61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1ba4721558b5b65f8d694daa5e6447750d98782aa60d4e725681430142a130e
[INFO] running `Command { std: "docker" "start" "-a" "e1ba4721558b5b65f8d694daa5e6447750d98782aa60d4e725681430142a130e", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling erased-serde v0.4.8
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling hashbag v0.1.12
[INFO] [stderr]    Compiling dissimilar v1.0.10
[INFO] [stderr]    Compiling expect-test v1.5.1
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling serde-untagged v0.1.9
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling cargo-platform v0.2.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling rustdoc-types v0.54.0
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling public-api v0.49.0
[INFO] [stderr]    Compiling cargo-util-schemas v0.8.2
[INFO] [stderr]    Compiling cargo-manifest v0.19.1
[INFO] [stderr]    Compiling cargo_metadata v0.21.0
[INFO] [stderr]    Compiling rustdoc-json v0.9.7
[INFO] [stderr]    Compiling supercilex-tests v0.4.21
[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/supercilex-tests-0.4.21/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(exit_status_error)]
[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 `supercilex-tests` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e1ba4721558b5b65f8d694daa5e6447750d98782aa60d4e725681430142a130e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1ba4721558b5b65f8d694daa5e6447750d98782aa60d4e725681430142a130e", kill_on_drop: false }`
[INFO] [stdout] e1ba4721558b5b65f8d694daa5e6447750d98782aa60d4e725681430142a130e