[INFO] fetching crate quasor 6.1.6...
[INFO] testing quasor-6.1.6 against 1.91.0 for beta-1.92-2
[INFO] extracting crate quasor 6.1.6 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate quasor 6.1.6
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate quasor 6.1.6
[INFO] tweaked toml for crates.io crate quasor 6.1.6 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate quasor 6.1.6 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] crate crates.io crate quasor 6.1.6 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" "+1.91.0" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.40
[INFO] [stderr]   Downloaded cfg-if v1.0.1
[INFO] [stderr]   Downloaded unicode-ident v1.0.18
[INFO] [stderr]   Downloaded aead v0.5.2
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[INFO] [stderr]   Downloaded ctr v0.9.2
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[INFO] [stderr]   Downloaded serde_derive v1.0.219
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[INFO] [stderr]   Downloaded serde v1.0.219
[INFO] [stderr]   Downloaded rusty-fork v0.3.0
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[INFO] [stderr]   Downloaded simba v0.9.0
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[INFO] [stderr]   Downloaded chacha20poly1305 v0.10.1
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[INFO] [stderr]   Downloaded libc v0.2.174
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[INFO] [stderr]   Downloaded bitflags v2.9.1
[INFO] [stderr]   Downloaded wit-bindgen-rt v0.39.0
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[INFO] [stderr]   Downloaded derive_arbitrary v1.4.1
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[INFO] [stderr]   Downloaded password-hash v0.5.0
[INFO] [stderr]   Downloaded universal-hash v0.5.1
[INFO] [stderr]   Downloaded anes v0.1.6
[INFO] [stderr]   Downloaded anstyle v1.0.11
[INFO] [stderr]   Downloaded cast v0.3.0
[INFO] [stderr]   Downloaded criterion-plot v0.5.0
[INFO] [stderr]   Downloaded rustversion v1.0.21
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.100
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[INFO] [stderr]   Downloaded wasm-bindgen v0.2.100
[INFO] [stderr]   Downloaded wait-timeout v0.2.1
[INFO] [stderr]   Downloaded tempfile v3.20.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.100
[INFO] [stderr]   Downloaded tinytemplate v1.2.1
[INFO] [stderr]   Downloaded rand_xorshift v0.4.0
[INFO] [stderr]   Downloaded quick-error v1.2.3
[INFO] [stderr]   Downloaded visibility v0.1.1
[INFO] [stderr]   Downloaded inout v0.1.4
[INFO] [stderr]   Downloaded linux-raw-sys v0.9.4
[INFO] [stderr]   Downloaded web-sys v0.3.77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d0944fe142924f15d61252e2a478bf41c84b2aad86b2b5ee76e04c5f901f00a7
[INFO] running `Command { std: "docker" "start" "-a" "d0944fe142924f15d61252e2a478bf41c84b2aad86b2b5ee76e04c5f901f00a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0944fe142924f15d61252e2a478bf41c84b2aad86b2b5ee76e04c5f901f00a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0944fe142924f15d61252e2a478bf41c84b2aad86b2b5ee76e04c5f901f00a7", kill_on_drop: false }`
[INFO] [stdout] d0944fe142924f15d61252e2a478bf41c84b2aad86b2b5ee76e04c5f901f00a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ec1e27d2bb802c2a9bb3e776f8e844ceaf45cf08d2cbd968f4bdd67b3ce48eec
[INFO] running `Command { std: "docker" "start" "-a" "ec1e27d2bb802c2a9bb3e776f8e844ceaf45cf08d2cbd968f4bdd67b3ce48eec", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling cc v1.2.28
[INFO] [stderr]    Compiling password-hash v0.5.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling argon2 v0.5.3
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling quasor v6.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(portable_simd)]
[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 `quasor` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ec1e27d2bb802c2a9bb3e776f8e844ceaf45cf08d2cbd968f4bdd67b3ce48eec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec1e27d2bb802c2a9bb3e776f8e844ceaf45cf08d2cbd968f4bdd67b3ce48eec", kill_on_drop: false }`
[INFO] [stdout] ec1e27d2bb802c2a9bb3e776f8e844ceaf45cf08d2cbd968f4bdd67b3ce48eec