[INFO] fetching crate dacquiri 0.4.0...
[INFO] testing dacquiri-0.4.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate dacquiri 0.4.0 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate dacquiri 0.4.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dacquiri 0.4.0
[INFO] removed 1 missing examples
[INFO] finished tweaking crates.io crate dacquiri 0.4.0
[INFO] tweaked toml for crates.io crate dacquiri 0.4.0 written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate crates.io crate dacquiri 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded autocfg v1.1.0
[INFO] [stderr]   Downloaded time v0.1.44
[INFO] [stderr]   Downloaded wasi v0.10.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded toml v0.5.8
[INFO] [stderr]   Downloaded chrono v0.4.19
[INFO] [stderr]   Downloaded num-traits v0.2.14
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded winapi-util v0.1.5
[INFO] [stderr]   Downloaded itoa v1.0.1
[INFO] [stderr]   Downloaded trybuild v1.0.54
[INFO] [stderr]   Downloaded serde_derive v1.0.133
[INFO] [stderr]   Downloaded serde v1.0.133
[INFO] [stderr]   Downloaded syn v1.0.85
[INFO] [stderr]   Downloaded async-trait v0.1.52
[INFO] [stderr]   Downloaded once_cell v1.9.0
[INFO] [stderr]   Downloaded thiserror v1.0.30
[INFO] [stderr]   Downloaded byteorder v1.4.3
[INFO] [stderr]   Downloaded fxhash v0.2.1
[INFO] [stderr]   Downloaded thiserror-impl v1.0.30
[INFO] [stderr]   Downloaded glob v0.3.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.36
[INFO] [stderr]   Downloaded ryu v1.0.9
[INFO] [stderr]   Downloaded serde_json v1.0.74
[INFO] [stderr]   Downloaded termcolor v1.1.2
[INFO] [stderr]   Downloaded num-integer v0.1.44
[INFO] [stderr]   Downloaded quote v1.0.14
[INFO] [stderr]   Downloaded dacquiri_derive v0.4.0
[INFO] [stderr]   Downloaded libc v0.2.117
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be696c293c3836a32b1d80937b5724731c04abc39b63c7308caa865ae5a72192
[INFO] running `Command { std: "docker" "start" "-a" "be696c293c3836a32b1d80937b5724731c04abc39b63c7308caa865ae5a72192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be696c293c3836a32b1d80937b5724731c04abc39b63c7308caa865ae5a72192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be696c293c3836a32b1d80937b5724731c04abc39b63c7308caa865ae5a72192", kill_on_drop: false }`
[INFO] [stdout] be696c293c3836a32b1d80937b5724731c04abc39b63c7308caa865ae5a72192
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8cd462282688884282973a0c5b936b134dc020cc5899f13e7015abce374d465
[INFO] running `Command { std: "docker" "start" "-a" "d8cd462282688884282973a0c5b936b134dc020cc5899f13e7015abce374d465", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling dacquiri_derive v0.4.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dacquiri_derive-0.4.0/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(adt_const_params)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dacquiri_derive` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d8cd462282688884282973a0c5b936b134dc020cc5899f13e7015abce374d465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8cd462282688884282973a0c5b936b134dc020cc5899f13e7015abce374d465", kill_on_drop: false }`
[INFO] [stdout] d8cd462282688884282973a0c5b936b134dc020cc5899f13e7015abce374d465