[INFO] fetching crate rusk-wallet 0.1.0...
[INFO] testing rusk-wallet-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate rusk-wallet 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rusk-wallet 0.1.0
[INFO] finished tweaking crates.io crate rusk-wallet 0.1.0
[INFO] tweaked toml for crates.io crate rusk-wallet 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusk-wallet 0.1.0 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 rusk-wallet 0.1.0 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.7.8
[INFO] [stderr]   Downloaded thiserror v1.0.64
[INFO] [stderr]   Downloaded thiserror-impl v1.0.64
[INFO] [stderr]   Downloaded anyhow v1.0.89
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[INFO] [stderr]   Downloaded dlmalloc v0.2.6
[INFO] [stderr]   Downloaded rocksdb v0.22.0
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[INFO] [stderr]   Downloaded rkyv v0.7.39
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[INFO] [stderr]   Downloaded reqwest v0.12.7
[INFO] [stderr]   Downloaded const_panic v0.2.11
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[INFO] [stderr]   Downloaded dusk-safe v0.2.1
[INFO] [stderr]   Downloaded dusk-poseidon v0.40.0
[INFO] [stderr]   Downloaded poseidon-merkle v0.7.0
[INFO] [stderr]   Downloaded typewit v1.11.0
[INFO] [stderr]   Downloaded open v2.1.3
[INFO] [stderr]   Downloaded rend v0.3.6
[INFO] [stderr]   Downloaded rkyv_derive v0.7.39
[INFO] [stderr]   Downloaded tempfile v3.12.0
[INFO] [stderr]   Downloaded piecrust-uplink v0.17.3
[INFO] [stderr]   Downloaded pairing v0.23.0
[INFO] [stderr]   Downloaded derive-hex v0.1.2
[INFO] [stderr]   Downloaded newline-converter v0.3.0
[INFO] [stderr]   Downloaded konst_proc_macros v0.3.0
[INFO] [stderr]   Downloaded serde_json v1.0.128
[INFO] [stderr]   Downloaded dusk-merkle v0.5.3
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[INFO] [stderr]   Downloaded konst_kernel v0.3.9
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[INFO] [stderr]   Downloaded serde_derive v1.0.210
[INFO] [stderr]   Downloaded serde v1.0.210
[INFO] [stderr]   Downloaded phoenix-circuits v0.5.0
[INFO] [stderr]   Downloaded phoenix-core v0.33.1
[INFO] [stderr]   Downloaded dusk-wallet-core v1.0.0
[INFO] [stderr]   Downloaded dusk-jubjub v0.14.1
[INFO] [stderr]   Downloaded dusk-core v0.1.0
[INFO] [stderr]   Downloaded librocksdb-sys v0.16.0+8.10.0
[INFO] [stderr]   Downloaded jubjub-schnorr v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9ff84b20d9962c4408792d95672622691460d9525528bca10c0ce629cc29ca45
[INFO] running `Command { std: "docker" "start" "-a" "9ff84b20d9962c4408792d95672622691460d9525528bca10c0ce629cc29ca45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ff84b20d9962c4408792d95672622691460d9525528bca10c0ce629cc29ca45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ff84b20d9962c4408792d95672622691460d9525528bca10c0ce629cc29ca45", kill_on_drop: false }`
[INFO] [stdout] 9ff84b20d9962c4408792d95672622691460d9525528bca10c0ce629cc29ca45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9fa5955232943fedf05dfe6837c31d48ffb4d6d1b6a65eefe8275150d13c4be1
[INFO] running `Command { std: "docker" "start" "-a" "9fa5955232943fedf05dfe6837c31d48ffb4d6d1b6a65eefe8275150d13c4be1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.161
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[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling pin-project v1.1.5
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[INFO] [stderr]    Compiling rand_chacha v0.3.1
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[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-util v0.7.12
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling tracing-serde v0.1.3
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling librocksdb-sys v0.16.0+8.10.0
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling h2 v0.4.6
[INFO] [stderr]    Compiling dusk-bls12_381 v0.13.0
[INFO] [stderr]    Compiling dusk-merkle v0.5.3
[INFO] [stderr]    Compiling piecrust-uplink v0.17.3
[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/piecrust-uplink-0.17.3/src/lib.rs:63:1
[INFO] [stdout]    |
[INFO] [stdout] 63 | #![feature(lang_items, panic_info_message)]
[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 `piecrust-uplink` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9fa5955232943fedf05dfe6837c31d48ffb4d6d1b6a65eefe8275150d13c4be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fa5955232943fedf05dfe6837c31d48ffb4d6d1b6a65eefe8275150d13c4be1", kill_on_drop: false }`
[INFO] [stdout] 9fa5955232943fedf05dfe6837c31d48ffb4d6d1b6a65eefe8275150d13c4be1