[INFO] cloning repository https://github.com/microtron-workstation/microtron
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/microtron-workstation/microtron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicrotron-workstation%2Fmicrotron", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicrotron-workstation%2Fmicrotron'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 219faa8404081ce577883673b213172a8c8af5a6
[INFO] checking microtron-workstation/microtron against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicrotron-workstation%2Fmicrotron" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/microtron-workstation/microtron on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/microtron-workstation/microtron
[INFO] finished tweaking git repo https://github.com/microtron-workstation/microtron
[INFO] tweaked toml for git repo https://github.com/microtron-workstation/microtron written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/microtron-workstation/microtron already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] c9c30b2708a7a6db3ad97b0b57798ba3d3ed326a2f5a556d03ca3db1552a881f
[INFO] running `Command { std: "docker" "start" "-a" "c9c30b2708a7a6db3ad97b0b57798ba3d3ed326a2f5a556d03ca3db1552a881f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9c30b2708a7a6db3ad97b0b57798ba3d3ed326a2f5a556d03ca3db1552a881f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9c30b2708a7a6db3ad97b0b57798ba3d3ed326a2f5a556d03ca3db1552a881f", kill_on_drop: false }`
[INFO] [stdout] c9c30b2708a7a6db3ad97b0b57798ba3d3ed326a2f5a556d03ca3db1552a881f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3c32816495d5547658728ce17af27489fab01e674628dd4c827146448c1ecd5
[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" "a3c32816495d5547658728ce17af27489fab01e674628dd4c827146448c1ecd5", 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]     Checking net2 v0.2.33
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking ws v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.19
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking microtron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0423]: expected value, found struct variant `Message::ConnectionEstablished`
[INFO] [stdout]   --> src/lib.rs:39:38
[INFO] [stdout]    |
[INFO] [stdout] 39 |   ...                   message: Message::ConnectionEstablished,
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use struct literal syntax instead: `Message::ConnectionEstablished { id: val }`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/message.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     ConnectionEstablished {
[INFO] [stdout] 21 | |         id: ID,
[INFO] [stdout] 22 | |     },
[INFO] [stdout]    | |_____- `Message::ConnectionEstablished` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0532]: expected unit struct, unit variant or constant, found struct variant `Message::ConnectionEstablished`
[INFO] [stdout]   --> src/lib.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |                   Message::ConnectionEstablished => {},
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use struct pattern syntax instead: `Message::ConnectionEstablished { id }`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/message.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     ConnectionEstablished {
[INFO] [stdout] 21 | |         id: ID,
[INFO] [stdout] 22 | |     },
[INFO] [stdout]    | |_____- `Message::ConnectionEstablished` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sample`
[INFO] [stdout]  --> src/message.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::types::{ID, Sample};
[INFO] [stdout]   |                        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/lib.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | / macro_rules! info {
[INFO] [stdout] 61 | |     ($msg:expr) => {
[INFO] [stdout] 62 | |         println!("{}   {}", "[info]".cyan().bold(), $msg);
[INFO] [stdout] 63 | |     };
[INFO] [stdout] 64 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/lib.rs:66:1
[INFO] [stdout]    |
[INFO] [stdout] 66 | / macro_rules! error {
[INFO] [stdout] 67 | |     ($msg:expr) => {
[INFO] [stdout] 68 | |         println!("{}  {}", "[error]".bright_red().bold(), $msg.bold());
[INFO] [stdout] 69 | |     };
[INFO] [stdout] 70 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected value, found struct variant `Message::ConnectionEstablished`
[INFO] [stdout]   --> src/lib.rs:39:38
[INFO] [stdout]    |
[INFO] [stdout] 39 |   ...                   message: Message::ConnectionEstablished,
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use struct literal syntax instead: `Message::ConnectionEstablished { id: val }`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/message.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     ConnectionEstablished {
[INFO] [stdout] 21 | |         id: ID,
[INFO] [stdout] 22 | |     },
[INFO] [stdout]    | |_____- `Message::ConnectionEstablished` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0532]: expected unit struct, unit variant or constant, found struct variant `Message::ConnectionEstablished`
[INFO] [stdout]   --> src/lib.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |                   Message::ConnectionEstablished => {},
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use struct pattern syntax instead: `Message::ConnectionEstablished { id }`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/message.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     ConnectionEstablished {
[INFO] [stdout] 21 | |         id: ID,
[INFO] [stdout] 22 | |     },
[INFO] [stdout]    | |_____- `Message::ConnectionEstablished` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sample`
[INFO] [stdout]  --> src/message.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::types::{ID, Sample};
[INFO] [stdout]   |                        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/lib.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | / macro_rules! info {
[INFO] [stdout] 61 | |     ($msg:expr) => {
[INFO] [stdout] 62 | |         println!("{}   {}", "[info]".cyan().bold(), $msg);
[INFO] [stdout] 63 | |     };
[INFO] [stdout] 64 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/lib.rs:66:1
[INFO] [stdout]    |
[INFO] [stdout] 66 | / macro_rules! error {
[INFO] [stdout] 67 | |     ($msg:expr) => {
[INFO] [stdout] 68 | |         println!("{}  {}", "[error]".bright_red().bold(), $msg.bold());
[INFO] [stdout] 69 | |     };
[INFO] [stdout] 70 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Connect` found for enum `Message` in the current scope
[INFO] [stdout]   --> src/lib.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 Message::Connect => {
[INFO] [stdout]    |                          ^^^^^^^ variant or associated item not found in `Message`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/message.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Message {
[INFO] [stdout]    | ---------------- variant or associated item `Connect` not found here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant named `Buffer` found for enum `Message`
[INFO] [stdout]   --> src/lib.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 Message::Buffer { .. } => {
[INFO] [stdout]    |                          ^^^^^^ variant not found in `Message`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/message.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Message {
[INFO] [stdout]    | ---------------- variant `Buffer` not found here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0423, E0532, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Connect` found for enum `Message` in the current scope
[INFO] [stdout]   --> src/lib.rs:32:26
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 Message::Connect => {
[INFO] [stdout]    |                          ^^^^^^^ variant or associated item not found in `Message`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/message.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Message {
[INFO] [stdout]    | ---------------- variant or associated item `Connect` not found here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant named `Buffer` found for enum `Message`
[INFO] [stdout]   --> src/lib.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 Message::Buffer { .. } => {
[INFO] [stdout]    |                          ^^^^^^ variant not found in `Message`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/message.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Message {
[INFO] [stdout]    | ---------------- variant `Buffer` not found here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `microtron` due to 5 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 4 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0423, E0532, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a3c32816495d5547658728ce17af27489fab01e674628dd4c827146448c1ecd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c32816495d5547658728ce17af27489fab01e674628dd4c827146448c1ecd5", kill_on_drop: false }`
[INFO] [stdout] a3c32816495d5547658728ce17af27489fab01e674628dd4c827146448c1ecd5
