[INFO] cloning repository https://github.com/smolkov/epd24rwb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smolkov/epd24rwb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmolkov%2Fepd24rwb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmolkov%2Fepd24rwb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1f5a4f1735e4d5704cb4452b7ddd7ad73762231
[INFO] testing smolkov/epd24rwb against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmolkov%2Fepd24rwb" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/smolkov/epd24rwb 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 git repo https://github.com/smolkov/epd24rwb
[INFO] finished tweaking git repo https://github.com/smolkov/epd24rwb
[INFO] tweaked toml for git repo https://github.com/smolkov/epd24rwb written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/smolkov/epd24rwb 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded qrcode v0.11.0
[INFO] [stderr]   Downloaded async-log v2.0.0
[INFO] [stderr]   Downloaded tinybmp v0.1.0
[INFO] [stderr]   Downloaded spidev v0.3.0
[INFO] [stderr]   Downloaded tinytga v0.1.0
[INFO] [stderr]   Downloaded linux-embedded-hal v0.2.2
[INFO] [stderr]   Downloaded embedded-graphics v0.4.9
[INFO] [stderr]   Downloaded proc-macro-error v0.2.4
[INFO] [stderr]   Downloaded profont v0.2.0
[INFO] [stderr]   Downloaded paw-attributes v1.0.0
[INFO] [stderr]   Downloaded i2cdev v0.4.2
[INFO] [stderr]   Downloaded femme v1.2.0
[INFO] [stderr]   Downloaded ssd1675 v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 22ffc07d073a086b4be5760ad7dabe8d6737472d6c9b091068d9f083d4fbf5b0
[INFO] running `Command { std: "docker" "start" "-a" "22ffc07d073a086b4be5760ad7dabe8d6737472d6c9b091068d9f083d4fbf5b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22ffc07d073a086b4be5760ad7dabe8d6737472d6c9b091068d9f083d4fbf5b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22ffc07d073a086b4be5760ad7dabe8d6737472d6c9b091068d9f083d4fbf5b0", kill_on_drop: false }`
[INFO] [stdout] 22ffc07d073a086b4be5760ad7dabe8d6737472d6c9b091068d9f083d4fbf5b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 9d3e219ea53f6e9c87bbad1c8d1e8ec6c6ea61535525fb9fb420dce8d2335c22
[INFO] running `Command { std: "docker" "start" "-a" "9d3e219ea53f6e9c87bbad1c8d1e8ec6c6ea61535525fb9fb420dce8d2335c22", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling bitflags v0.3.3
[INFO] [stderr]    Compiling paw-raw v1.0.0
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling embedded-hal v0.2.3
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling async-task v1.0.0
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling tinytga v0.1.0
[INFO] [stderr]    Compiling tinybmp v0.1.0
[INFO] [stderr]    Compiling embedded-graphics v0.4.9
[INFO] [stderr]    Compiling profont v0.2.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling ssd1675 v0.1.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling backtrace v0.3.35
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling chrono v0.4.8
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling image v0.22.1
[INFO] [stderr]    Compiling console v0.7.7
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling spidev v0.3.0
[INFO] [stderr]    Compiling qrcode v0.11.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling sysfs_gpio v0.5.4
[INFO] [stderr]    Compiling i2cdev v0.4.2
[INFO] [stderr]    Compiling linux-embedded-hal v0.2.2
[INFO] [stderr]    Compiling proc-macro-error v0.2.4
[INFO] [stderr]    Compiling async-log-attributes v1.0.1
[INFO] [stderr]    Compiling paw-attributes v1.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.9
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling structopt-derive v0.3.0
[INFO] [stderr]    Compiling paw v1.0.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling async-log v1.1.0
[INFO] [stderr]    Compiling async-log v2.0.0
[INFO] [stderr]    Compiling futures-select-macro-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling futures-join-macro-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling structopt v0.3.0
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.18
[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/futures-util-preview-0.3.0-alpha.18/src/lib.rs:4:38
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(feature = "async-await", feature(async_await))]
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable
[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 `futures-util-preview` 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" "9d3e219ea53f6e9c87bbad1c8d1e8ec6c6ea61535525fb9fb420dce8d2335c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d3e219ea53f6e9c87bbad1c8d1e8ec6c6ea61535525fb9fb420dce8d2335c22", kill_on_drop: false }`
[INFO] [stdout] 9d3e219ea53f6e9c87bbad1c8d1e8ec6c6ea61535525fb9fb420dce8d2335c22