[INFO] cloning repository https://github.com/spencerdento/micro_message_r
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spencerdento/micro_message_r" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspencerdento%2Fmicro_message_r", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspencerdento%2Fmicro_message_r'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c6b1b7934cde7462c4e18c9ec33998f300ac06e
[INFO] testing spencerdento/micro_message_r against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspencerdento%2Fmicro_message_r" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/spencerdento/micro_message_r 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/spencerdento/micro_message_r
[INFO] finished tweaking git repo https://github.com/spencerdento/micro_message_r
[INFO] tweaked toml for git repo https://github.com/spencerdento/micro_message_r written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/spencerdento/micro_message_r 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]  Downloading crates ...
[INFO] [stderr]   Downloaded serial-windows v0.4.0
[INFO] [stderr]   Downloaded ioctl-rs v0.1.6
[INFO] [stderr]   Downloaded imap-proto v0.10.2
[INFO] [stderr]   Downloaded serial-unix v0.4.0
[INFO] [stderr]   Downloaded imap v2.4.1
[INFO] [stderr]   Downloaded serial-core v0.4.0
[INFO] [stderr]   Downloaded serial v0.4.0
[INFO] [stderr]   Downloaded lettre v0.9.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 094877c5e7f29515f25e49a9a46da0f6f21f332cce2e43ea5e84157512bea0dc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "094877c5e7f29515f25e49a9a46da0f6f21f332cce2e43ea5e84157512bea0dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "094877c5e7f29515f25e49a9a46da0f6f21f332cce2e43ea5e84157512bea0dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "094877c5e7f29515f25e49a9a46da0f6f21f332cce2e43ea5e84157512bea0dc", kill_on_drop: false }`
[INFO] [stdout] 094877c5e7f29515f25e49a9a46da0f6f21f332cce2e43ea5e84157512bea0dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eafe6d1919e9e4372491a00bf378e429736c4c7847f25b8292467a12860645f3
[INFO] running `Command { std: "docker" "start" "-a" "eafe6d1919e9e4372491a00bf378e429736c4c7847f25b8292467a12860645f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling openssl-sys v0.9.62
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling regex v1.5.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling email v0.0.20
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling imap-proto v0.10.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling imap v2.4.1
[INFO] [stderr]    Compiling lettre v0.9.5
[INFO] [stderr]    Compiling lettre_email v0.9.4
[INFO] [stderr]    Compiling micro_message_r v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `serial::windows`
[INFO] [stdout]  --> src/main.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serial::windows::COMPort;
[INFO] [stdout]   |             ^^^^^^^ could not find `windows` in `serial`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `serial::windows`
[INFO] [stdout]  --> src/uart0.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serial::{prelude::*, windows::COMPort, PortSettings};
[INFO] [stdout]   |                          ^^^^^^^ could not find `windows` in `serial`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/uart0.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |     io::{Read, Write},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/uart0.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     io::{Read, Write},
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `micro_message_r` due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "eafe6d1919e9e4372491a00bf378e429736c4c7847f25b8292467a12860645f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eafe6d1919e9e4372491a00bf378e429736c4c7847f25b8292467a12860645f3", kill_on_drop: false }`
[INFO] [stdout] eafe6d1919e9e4372491a00bf378e429736c4c7847f25b8292467a12860645f3