[INFO] cloning repository https://github.com/chrisbouchard/klondike2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chrisbouchard/klondike2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrisbouchard%2Fklondike2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrisbouchard%2Fklondike2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bcec4d218bb29de50e0c7908943482dc2bb5e509
[INFO] testing chrisbouchard/klondike2 against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrisbouchard%2Fklondike2" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chrisbouchard/klondike2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chrisbouchard/klondike2
[INFO] finished tweaking git repo https://github.com/chrisbouchard/klondike2
[INFO] tweaked toml for git repo https://github.com/chrisbouchard/klondike2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/chrisbouchard/klondike2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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 syn v0.12.15
[INFO] [stderr]   Downloaded assert_matches v1.4.0
[INFO] [stderr]   Downloaded test-case v1.1.0
[INFO] [stderr]   Downloaded enum_like v0.2.1
[INFO] [stderr]   Downloaded enum_like_derive v0.1.0
[INFO] [stderr]   Downloaded velcro_core v0.4.1
[INFO] [stderr]   Downloaded velcro v0.4.3
[INFO] [stderr]   Downloaded velcro_macros v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6c2c2a0c9f78ecfcf1036debd88088de0c509a2d886c7bff78a9a66f99a5a36
[INFO] running `Command { std: "docker" "start" "-a" "f6c2c2a0c9f78ecfcf1036debd88088de0c509a2d886c7bff78a9a66f99a5a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6c2c2a0c9f78ecfcf1036debd88088de0c509a2d886c7bff78a9a66f99a5a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6c2c2a0c9f78ecfcf1036debd88088de0c509a2d886c7bff78a9a66f99a5a36", kill_on_drop: false }`
[INFO] [stdout] f6c2c2a0c9f78ecfcf1036debd88088de0c509a2d886c7bff78a9a66f99a5a36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4db211ce87786ec8ff5db71d837fd0df9cdd8c9b0f2db074a4d2438d731181cc
[INFO] running `Command { std: "docker" "start" "-a" "4db211ce87786ec8ff5db71d837fd0df9cdd8c9b0f2db074a4d2438d731181cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling assert_matches v1.4.0
[INFO] [stderr]    Compiling enum_like v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling tui v0.13.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling velcro_core v0.4.1
[INFO] [stderr]    Compiling enum_like_derive v0.1.0
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling velcro_macros v0.4.1
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling velcro v0.4.3
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling klondike2 v0.1.0 (/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(generic_associated_types)]
[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 `klondike2` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4db211ce87786ec8ff5db71d837fd0df9cdd8c9b0f2db074a4d2438d731181cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4db211ce87786ec8ff5db71d837fd0df9cdd8c9b0f2db074a4d2438d731181cc", kill_on_drop: false }`
[INFO] [stdout] 4db211ce87786ec8ff5db71d837fd0df9cdd8c9b0f2db074a4d2438d731181cc