[INFO] fetching crate delano-wallet-core 0.1.0...
[INFO] testing delano-wallet-core-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate delano-wallet-core 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate delano-wallet-core 0.1.0
[INFO] finished tweaking crates.io crate delano-wallet-core 0.1.0
[INFO] tweaked toml for crates.io crate delano-wallet-core 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate delano-wallet-core 0.1.0 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 111 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 secrecy v0.8.0
[INFO] [stderr]   Downloaded env_logger v0.10.2
[INFO] [stderr]   Downloaded is-terminal v0.4.16
[INFO] [stderr]   Downloaded zeroize v1.8.2
[INFO] [stderr]   Downloaded winapi-util v0.1.11
[INFO] [stderr]   Downloaded humantime v2.3.0
[INFO] [stderr]   Downloaded serde_bytes v0.11.19
[INFO] [stderr]   Downloaded match-lookup v0.1.1
[INFO] [stderr]   Downloaded const-str v0.4.3
[INFO] [stderr]   Downloaded base-x v0.2.11
[INFO] [stderr]   Downloaded crunchy v0.2.4
[INFO] [stderr]   Downloaded ciborium-io v0.2.2
[INFO] [stderr]   Downloaded data-encoding v2.9.0
[INFO] [stderr]   Downloaded half v2.6.0
[INFO] [stderr]   Downloaded elliptic-curve v0.13.8
[INFO] [stderr]   Downloaded ciborium-ll v0.2.2
[INFO] [stderr]   Downloaded blastkids v0.2.0
[INFO] [stderr]   Downloaded core2 v0.4.0
[INFO] [stderr]   Downloaded delano-keys v0.1.1
[INFO] [stderr]   Downloaded rayon v1.11.0
[INFO] [stderr]   Downloaded delanocreds v0.2.1
[INFO] [stderr]   Downloaded ciborium v0.2.2
[INFO] [stderr]   Downloaded ff v0.13.1
[INFO] [stderr]   Downloaded multihash v0.19.3
[INFO] [stderr]   Downloaded unsigned-varint v0.8.0
[INFO] [stderr]   Downloaded arrayref v0.3.9
[INFO] [stderr]   Downloaded pairing v0.23.0
[INFO] [stderr]   Downloaded base256emoji v1.0.2
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.16
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.18
[INFO] [stderr]   Downloaded multibase v0.9.2
[INFO] [stderr]   Downloaded rayon-core v1.13.0
[INFO] [stderr]   Downloaded bls12_381_plus v0.8.18
[INFO] [stderr]   Downloaded crypto-bigint v0.5.5
[INFO] [stderr]   Downloaded cid v0.11.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de7adba439414caf3aa4edd134ec1f48dea235c971ed977a7f5df965847dc3cc
[INFO] running `Command { std: "docker" "start" "-a" "de7adba439414caf3aa4edd134ec1f48dea235c971ed977a7f5df965847dc3cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de7adba439414caf3aa4edd134ec1f48dea235c971ed977a7f5df965847dc3cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de7adba439414caf3aa4edd134ec1f48dea235c971ed977a7f5df965847dc3cc", kill_on_drop: false }`
[INFO] [stdout] de7adba439414caf3aa4edd134ec1f48dea235c971ed977a7f5df965847dc3cc
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44c6dc5b09e0835674fb2b6b159b22d351d3254defd7e1009bc6d62ece540824
[INFO] running `Command { std: "docker" "start" "-a" "44c6dc5b09e0835674fb2b6b159b22d351d3254defd7e1009bc6d62ece540824", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling const-str v0.4.3
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling base-x v0.2.11
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling unsigned-varint v0.8.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling secrecy v0.8.0
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling crypto-bigint v0.5.5
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling pairing v0.23.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.16
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling data-encoding-macro v0.1.18
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling elliptic-curve v0.13.8
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling match-lookup v0.1.1
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling base256emoji v1.0.2
[INFO] [stderr]    Compiling multibase v0.9.2
[INFO] [stderr]    Compiling multihash v0.19.3
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling cid v0.11.1
[INFO] [stderr]    Compiling bls12_381_plus v0.8.18
[INFO] [stderr]    Compiling blastkids v0.2.0
[INFO] [stderr]    Compiling delano-keys v0.1.1
[INFO] [stderr]    Compiling delanocreds v0.2.1
[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/delanocreds-0.2.1/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(cfg_eval)]
[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 `delanocreds` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "44c6dc5b09e0835674fb2b6b159b22d351d3254defd7e1009bc6d62ece540824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44c6dc5b09e0835674fb2b6b159b22d351d3254defd7e1009bc6d62ece540824", kill_on_drop: false }`
[INFO] [stdout] 44c6dc5b09e0835674fb2b6b159b22d351d3254defd7e1009bc6d62ece540824