[INFO] fetching crate cpclib-common 0.10.0...
[INFO] testing cpclib-common-0.10.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate cpclib-common 0.10.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate cpclib-common 0.10.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate cpclib-common 0.10.0
[INFO] tweaked toml for crates.io crate cpclib-common 0.10.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cpclib-common 0.10.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cpclib-common 0.10.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded resolve-path v0.1.0
[INFO] [stderr]   Downloaded bitfield v0.14.0
[INFO] [stderr]   Downloaded clap_derive v4.5.41
[INFO] [stderr]   Downloaded winnow v0.6.26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5eacb79919ea4dd7c82e112e64bcfb8e2e56ec8748d9f09730f5c58af32bc885
[INFO] running `Command { std: "docker" "start" "5eacb79919ea4dd7c82e112e64bcfb8e2e56ec8748d9f09730f5c58af32bc885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5eacb79919ea4dd7c82e112e64bcfb8e2e56ec8748d9f09730f5c58af32bc885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5eacb79919ea4dd7c82e112e64bcfb8e2e56ec8748d9f09730f5c58af32bc885" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5eacb79919ea4dd7c82e112e64bcfb8e2e56ec8748d9f09730f5c58af32bc885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5eacb79919ea4dd7c82e112e64bcfb8e2e56ec8748d9f09730f5c58af32bc885" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling camino v1.1.10
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling bitfield v0.14.0
[INFO] [stderr]    Compiling smol_str v0.2.2
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling winnow v0.6.26
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling resolve-path v0.1.0
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling cpclib-common v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_take)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `slice_take` has been stable since 1.87.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_take)]
[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] [stderr] error: could not compile `cpclib-common` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5eacb79919ea4dd7c82e112e64bcfb8e2e56ec8748d9f09730f5c58af32bc885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eacb79919ea4dd7c82e112e64bcfb8e2e56ec8748d9f09730f5c58af32bc885", kill_on_drop: false }`
[INFO] [stdout] 5eacb79919ea4dd7c82e112e64bcfb8e2e56ec8748d9f09730f5c58af32bc885
