[INFO] fetching crate ss58-registry 1.51.0...
[INFO] checking ss58-registry-1.51.0 against 1.95.0 for pr-155915
[INFO] extracting crate ss58-registry 1.51.0 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate ss58-registry 1.51.0
[INFO] finished tweaking crates.io crate ss58-registry 1.51.0
[INFO] tweaked toml for crates.io crate ss58-registry 1.51.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ss58-registry 1.51.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "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" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3546b7415861033a737ffa0d0ef3e57863acc2bcbf780d451392d6042e7664b6
[INFO] running `Command { std: "docker" "start" "-a" "3546b7415861033a737ffa0d0ef3e57863acc2bcbf780d451392d6042e7664b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3546b7415861033a737ffa0d0ef3e57863acc2bcbf780d451392d6042e7664b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3546b7415861033a737ffa0d0ef3e57863acc2bcbf780d451392d6042e7664b6", kill_on_drop: false }`
[INFO] [stdout] 3546b7415861033a737ffa0d0ef3e57863acc2bcbf780d451392d6042e7664b6
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f842477316fb80ec35fc6563a3b6e3930d66b6103aa94c3724ca50b13c9df5e2
[INFO] running `Command { std: "docker" "start" "-a" "f842477316fb80ec35fc6563a3b6e3930d66b6103aa94c3724ca50b13c9df5e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling ss58-registry v1.51.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `ss58-registry` (bench "benches") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> benches/benches.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(bench_black_box)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `bench_black_box` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> benches/benches.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(bench_black_box)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f842477316fb80ec35fc6563a3b6e3930d66b6103aa94c3724ca50b13c9df5e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f842477316fb80ec35fc6563a3b6e3930d66b6103aa94c3724ca50b13c9df5e2", kill_on_drop: false }`
[INFO] [stdout] f842477316fb80ec35fc6563a3b6e3930d66b6103aa94c3724ca50b13c9df5e2
