[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 master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicrotron-workstation%2Fmicrotron" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/microtron-workstation/microtron on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "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-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miow v0.3.3
[INFO] [stderr]   Downloaded bincode v1.2.1
[INFO] [stderr]   Downloaded ws v0.9.1
[INFO] [stderr]   Downloaded tokio v0.2.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42742a48762acd62503038709639a8d2f028e215b416d04e6c93880f59ab7977
[INFO] running `Command { std: "docker" "start" "-a" "42742a48762acd62503038709639a8d2f028e215b416d04e6c93880f59ab7977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42742a48762acd62503038709639a8d2f028e215b416d04e6c93880f59ab7977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42742a48762acd62503038709639a8d2f028e215b416d04e6c93880f59ab7977", kill_on_drop: false }`
[INFO] [stdout] 42742a48762acd62503038709639a8d2f028e215b416d04e6c93880f59ab7977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d07f1a85fbd220832c321c70b0794dd092fda695b2ee188f088b972f18bdbe6
[INFO] running `Command { std: "docker" "start" "-a" "0d07f1a85fbd220832c321c70b0794dd092fda695b2ee188f088b972f18bdbe6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking arc-swap v0.4.6
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking url v2.1.1
[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[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 for this enum
[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 for this enum
[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[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[E0533]: 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]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not a unit struct, unit variant or constant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0533]: 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]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not a unit struct, unit variant or constant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0533]: expected value, found struct variant `Message::ConnectionEstablished`
[INFO] [stdout]   --> src/lib.rs:39:38
[INFO] [stdout]    |
[INFO] [stdout] 39 | ...                   message: Message::ConnectionEstablished,
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not a value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0533]: expected value, found struct variant `Message::ConnectionEstablished`
[INFO] [stdout]   --> src/lib.rs:39:38
[INFO] [stdout]    |
[INFO] [stdout] 39 | ...                   message: Message::ConnectionEstablished,
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not a value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0533, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0533`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0533, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0533`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `microtron` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `microtron` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "0d07f1a85fbd220832c321c70b0794dd092fda695b2ee188f088b972f18bdbe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d07f1a85fbd220832c321c70b0794dd092fda695b2ee188f088b972f18bdbe6", kill_on_drop: false }`
[INFO] [stdout] 0d07f1a85fbd220832c321c70b0794dd092fda695b2ee188f088b972f18bdbe6