[INFO] fetching crate unros 0.1.1...
[INFO] testing unros-0.1.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate unros 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate unros 0.1.1
[INFO] finished tweaking crates.io crate unros 0.1.1
[INFO] tweaked toml for crates.io crate unros 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unros 0.1.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 329 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zune-inflate v0.2.54
[INFO] [stderr]   Downloaded gif v0.13.3
[INFO] [stderr]   Downloaded unros-macros v0.1.1
[INFO] [stderr]   Downloaded unros-core v0.1.2
[INFO] [stderr]   Downloaded tokio-io-timeout v1.2.1
[INFO] [stderr]   Downloaded dlv-list v0.5.2
[INFO] [stderr]   Downloaded json5 v0.4.1
[INFO] [stderr]   Downloaded arraydeque v0.5.1
[INFO] [stderr]   Downloaded ffmpeg-sidecar v1.2.0
[INFO] [stderr]   Downloaded pest_generator v2.8.3
[INFO] [stderr]   Downloaded pest_meta v2.8.3
[INFO] [stderr]   Downloaded tonic v0.10.2
[INFO] [stderr]   Downloaded console-subscriber v0.2.0
[INFO] [stderr]   Downloaded qoi v0.4.1
[INFO] [stderr]   Downloaded pest v2.8.3
[INFO] [stderr]   Downloaded yaml-rust2 v0.8.1
[INFO] [stderr]   Downloaded sysinfo v0.30.13
[INFO] [stderr]   Downloaded pest_derive v2.8.3
[INFO] [stderr]   Downloaded exr v1.73.0
[INFO] [stderr]   Downloaded config v0.14.1
[INFO] [stderr]   Downloaded prost-types v0.12.6
[INFO] [stderr]   Downloaded lebe v0.5.3
[INFO] [stderr]   Downloaded fern v0.6.2
[INFO] [stderr]   Downloaded hdrhistogram v7.5.4
[INFO] [stderr]   Downloaded console-api v0.6.0
[INFO] [stderr]   Downloaded block2 v0.6.2
[INFO] [stderr]   Downloaded ordered-multimap v0.7.3
[INFO] [stderr]   Downloaded rust-ini v0.20.0
[INFO] [stderr]   Downloaded ctrlc v3.5.1
[INFO] [stderr]   Downloaded colored v1.9.4
[INFO] [stderr]   Downloaded jpeg-decoder v0.3.2
[INFO] [stderr]   Downloaded windows v0.52.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 082babbecf074d4f05d453947580acc33421d93a301791b6f2bc81627f746509
[INFO] running `Command { std: "docker" "start" "-a" "082babbecf074d4f05d453947580acc33421d93a301791b6f2bc81627f746509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "082babbecf074d4f05d453947580acc33421d93a301791b6f2bc81627f746509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "082babbecf074d4f05d453947580acc33421d93a301791b6f2bc81627f746509", kill_on_drop: false }`
[INFO] [stdout] 082babbecf074d4f05d453947580acc33421d93a301791b6f2bc81627f746509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 966a14c42d1d334acfcfc3f715c0a39c4101543ae0edf1bf7c5948cc8f5d7a3b
[INFO] running `Command { std: "docker" "start" "-a" "966a14c42d1d334acfcfc3f715c0a39c4101543ae0edf1bf7c5948cc8f5d7a3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling openssl-sys v0.9.110
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.74
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling prost-derive v0.12.6
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling pest v2.8.3
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling pest_meta v2.8.3
[INFO] [stderr]    Compiling prost v0.12.6
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling pest_generator v2.8.3
[INFO] [stderr]    Compiling dlv-list v0.5.2
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling weezl v0.1.10
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling owo-colors v4.2.3
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling iri-string v0.7.9
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling rustls-pki-types v1.13.0
[INFO] [stderr]    Compiling pest_derive v2.8.3
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling ordered-multimap v0.7.3
[INFO] [stderr]    Compiling tokio-util v0.7.17
[INFO] [stderr]    Compiling tokio-io-timeout v1.2.1
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling tower-http v0.6.6
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling prost-types v0.12.6
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling indenter v0.3.4
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling hyper-util v0.1.17
[INFO] [stderr]    Compiling arraydeque v0.5.1
[INFO] [stderr]    Compiling lebe v0.5.3
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling yaml-rust2 v0.8.1
[INFO] [stderr]    Compiling exr v1.73.0
[INFO] [stderr]    Compiling gif v0.13.3
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.24
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling colored v1.9.4
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling hyper-timeout v0.4.1
[INFO] [stderr]    Compiling hdrhistogram v7.5.4
[INFO] [stderr]    Compiling rust-ini v0.20.0
[INFO] [stderr]    Compiling json5 v0.4.1
[INFO] [stderr]    Compiling ron v0.8.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling ctrlc v3.5.1
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling ffmpeg-sidecar v1.2.0
[INFO] [stderr]    Compiling fern v0.6.2
[INFO] [stderr]    Compiling color-eyre v0.6.5
[INFO] [stderr]    Compiling config v0.14.1
[INFO] [stderr]    Compiling sysinfo v0.30.13
[INFO] [stderr]    Compiling unros-macros v0.1.1
[INFO] [stderr]    Compiling tonic v0.10.2
[INFO] [stderr]    Compiling console-api v0.6.0
[INFO] [stderr]    Compiling console-subscriber v0.2.0
[INFO] [stderr]    Compiling unros-core v0.1.2
[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/unros-core-0.1.2/src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / #![feature(
[INFO] [stdout] 18 | |     once_cell_try,
[INFO] [stdout] 19 | |     result_flattening,
[INFO] [stdout] 20 | |     div_duration
[INFO] [stdout] 21 | | )]
[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 `unros-core` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "966a14c42d1d334acfcfc3f715c0a39c4101543ae0edf1bf7c5948cc8f5d7a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "966a14c42d1d334acfcfc3f715c0a39c4101543ae0edf1bf7c5948cc8f5d7a3b", kill_on_drop: false }`
[INFO] [stdout] 966a14c42d1d334acfcfc3f715c0a39c4101543ae0edf1bf7c5948cc8f5d7a3b
