[INFO] fetching crate drone-sx1276-macros 0.1.0...
[INFO] testing drone-sx1276-macros-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate drone-sx1276-macros 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate drone-sx1276-macros 0.1.0 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 crates.io crate drone-sx1276-macros 0.1.0
[INFO] finished tweaking crates.io crate drone-sx1276-macros 0.1.0
[INFO] tweaked toml for crates.io crate drone-sx1276-macros 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] e0df47ea72f44717bc71ae936acb788ceee81d53bcd634d4e3b9f2de97341c54
[INFO] running `Command { std: "docker" "start" "-a" "e0df47ea72f44717bc71ae936acb788ceee81d53bcd634d4e3b9f2de97341c54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0df47ea72f44717bc71ae936acb788ceee81d53bcd634d4e3b9f2de97341c54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0df47ea72f44717bc71ae936acb788ceee81d53bcd634d4e3b9f2de97341c54", kill_on_drop: false }`
[INFO] [stdout] e0df47ea72f44717bc71ae936acb788ceee81d53bcd634d4e3b9f2de97341c54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] de55953c96a79f96fa1b62a6a16e3fa4075cab59effb05932b315080019e40d2
[INFO] running `Command { std: "docker" "start" "-a" "de55953c96a79f96fa1b62a6a16e3fa4075cab59effb05932b315080019e40d2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling drone-macros-core v0.7.0
[INFO] [stderr]    Compiling drone-sx1276-macros 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:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(proc_macro)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]   --> src/spi_reg.rs:56:31
[INFO] [stdout]    |
[INFO] [stdout] 56 |           let string = string.trim_left_matches("///");
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `drone-sx1276-macros` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "de55953c96a79f96fa1b62a6a16e3fa4075cab59effb05932b315080019e40d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de55953c96a79f96fa1b62a6a16e3fa4075cab59effb05932b315080019e40d2", kill_on_drop: false }`
[INFO] [stdout] de55953c96a79f96fa1b62a6a16e3fa4075cab59effb05932b315080019e40d2