[INFO] fetching crate dirty-fsm 0.2.2...
[INFO] testing dirty-fsm-0.2.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate dirty-fsm 0.2.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate dirty-fsm 0.2.2 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] removed /workspace/builds/worker-3/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate dirty-fsm 0.2.2
[INFO] finished tweaking crates.io crate dirty-fsm 0.2.2
[INFO] tweaked toml for crates.io crate dirty-fsm 0.2.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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 puffin v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] f72dd2141d3f6fed806e394f45d9dd9c61fd76fc7e8eb8cce8e3fdf6a656dfb5
[INFO] running `Command { std: "docker" "start" "-a" "f72dd2141d3f6fed806e394f45d9dd9c61fd76fc7e8eb8cce8e3fdf6a656dfb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f72dd2141d3f6fed806e394f45d9dd9c61fd76fc7e8eb8cce8e3fdf6a656dfb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f72dd2141d3f6fed806e394f45d9dd9c61fd76fc7e8eb8cce8e3fdf6a656dfb5", kill_on_drop: false }`
[INFO] [stdout] f72dd2141d3f6fed806e394f45d9dd9c61fd76fc7e8eb8cce8e3fdf6a656dfb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] d3c14d640135ef8459d3398ecefee9d96040bc8547724e6a9b455f560c2256cd
[INFO] running `Command { std: "docker" "start" "-a" "d3c14d640135ef8459d3398ecefee9d96040bc8547724e6a9b455f560c2256cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling dirty-fsm v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | #![feature(derive_default_enum)]
[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 `dirty-fsm` 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" "d3c14d640135ef8459d3398ecefee9d96040bc8547724e6a9b455f560c2256cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c14d640135ef8459d3398ecefee9d96040bc8547724e6a9b455f560c2256cd", kill_on_drop: false }`
[INFO] [stdout] d3c14d640135ef8459d3398ecefee9d96040bc8547724e6a9b455f560c2256cd