[INFO] fetching crate hc12-at 0.2.0...
[INFO] checking hc12-at-0.2.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate hc12-at 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate hc12-at 0.2.0 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hc12-at 0.2.0
[INFO] finished tweaking crates.io crate hc12-at 0.2.0
[INFO] tweaked toml for crates.io crate hc12-at 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding embedded-hal-mock v0.7.2 (available: v0.11.1)
[INFO] [stderr]       Adding nb v0.1.3 (available: v1.1.0)
[INFO] [stderr]       Adding num-derive v0.3.3 (available: v0.4.2)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded debugless-unwrap v0.0.4
[INFO] [stderr]   Downloaded embedded-hal-mock v0.7.2
[INFO] [stderr]   Downloaded at-commands v0.5.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 527b294a7f4679a21c1ecc85204d0822d3699dc345502cf83f7bd3534b6aab4e
[INFO] running `Command { std: "docker" "start" "-a" "527b294a7f4679a21c1ecc85204d0822d3699dc345502cf83f7bd3534b6aab4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "527b294a7f4679a21c1ecc85204d0822d3699dc345502cf83f7bd3534b6aab4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "527b294a7f4679a21c1ecc85204d0822d3699dc345502cf83f7bd3534b6aab4e", kill_on_drop: false }`
[INFO] [stdout] 527b294a7f4679a21c1ecc85204d0822d3699dc345502cf83f7bd3534b6aab4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0654efee772497c82f94ccc72fafe976a87503cd8cfa9c608eb60991d71b0ad7
[INFO] running `Command { std: "docker" "start" "-a" "0654efee772497c82f94ccc72fafe976a87503cd8cfa9c608eb60991d71b0ad7", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking at-commands v0.5.5
[INFO] [stderr]     Checking debugless-unwrap v0.0.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking embedded-hal-mock v0.7.2
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking hc12-at v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0423]: expected value, found struct `ParseError`
[INFO] [stdout]   --> src/settings/response_parser/baudrate.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |                     Err(ParseError)
[INFO] [stdout]    |                         ^^^^^^^^^^ constructor is not visible here due to private fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected value, found struct `ParseError`
[INFO] [stdout]   --> src/settings/response_parser/channel.rs:18:45
[INFO] [stdout]    |
[INFO] [stdout] 18 |         Channel::try_from(byte).map_err(|_| ParseError)
[INFO] [stdout]    |                                             ^^^^^^^^^^ constructor is not visible here due to private fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected value, found struct `ParseError`
[INFO] [stdout]   --> src/settings/response_parser/mode.rs:21:26
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Ok(_) => Err(ParseError),
[INFO] [stdout]    |                          ^^^^^^^^^^ constructor is not visible here due to private fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected value, found struct `ParseError`
[INFO] [stdout]   --> src/settings/response_parser/transmission_power.rs:19:31
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 Err(_) => Err(ParseError),
[INFO] [stdout]    |                               ^^^^^^^^^^ constructor is not visible here due to private fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected value, found struct `ParseError`
[INFO] [stdout]   --> src/settings/response_parser/baudrate.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |                     Err(ParseError)
[INFO] [stdout]    |                         ^^^^^^^^^^ constructor is not visible here due to private fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected value, found struct `ParseError`
[INFO] [stdout]   --> src/settings/response_parser/channel.rs:18:45
[INFO] [stdout]    |
[INFO] [stdout] 18 |         Channel::try_from(byte).map_err(|_| ParseError)
[INFO] [stdout]    |                                             ^^^^^^^^^^ constructor is not visible here due to private fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected value, found struct `ParseError`
[INFO] [stdout]   --> src/settings/response_parser/mode.rs:21:26
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Ok(_) => Err(ParseError),
[INFO] [stdout]    |                          ^^^^^^^^^^ constructor is not visible here due to private fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected value, found struct `ParseError`
[INFO] [stdout]   --> src/settings/response_parser/transmission_power.rs:19:31
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 Err(_) => Err(ParseError),
[INFO] [stdout]    |                               ^^^^^^^^^^ constructor is not visible here due to private fields
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hc12-at` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hc12-at` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "0654efee772497c82f94ccc72fafe976a87503cd8cfa9c608eb60991d71b0ad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0654efee772497c82f94ccc72fafe976a87503cd8cfa9c608eb60991d71b0ad7", kill_on_drop: false }`
[INFO] [stdout] 0654efee772497c82f94ccc72fafe976a87503cd8cfa9c608eb60991d71b0ad7