[INFO] cloning repository https://github.com/yusong-offx/study-rust-in-flutter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yusong-offx/study-rust-in-flutter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusong-offx%2Fstudy-rust-in-flutter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusong-offx%2Fstudy-rust-in-flutter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ef970baf8e9ea369dc9a8f185057cf3d9ec50d8
[INFO] checking yusong-offx/study-rust-in-flutter against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyusong-offx%2Fstudy-rust-in-flutter" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yusong-offx/study-rust-in-flutter
[INFO] finished tweaking git repo https://github.com/yusong-offx/study-rust-in-flutter
[INFO] tweaked toml for git repo https://github.com/yusong-offx/study-rust-in-flutter written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yusong-offx/study-rust-in-flutter on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yusong-offx/study-rust-in-flutter 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerofrom-derive v0.1.4
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[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e73c36c7bdf4e47d822d5959d16331989ef77ded85fffafa13feda083f351a97
[INFO] running `Command { std: "docker" "start" "-a" "e73c36c7bdf4e47d822d5959d16331989ef77ded85fffafa13feda083f351a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e73c36c7bdf4e47d822d5959d16331989ef77ded85fffafa13feda083f351a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e73c36c7bdf4e47d822d5959d16331989ef77ded85fffafa13feda083f351a97", kill_on_drop: false }`
[INFO] [stdout] e73c36c7bdf4e47d822d5959d16331989ef77ded85fffafa13feda083f351a97
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60a2024bf49ad9bf9d6ad68b855f94f2ef35a72c5f12f59cbc62dd9cd33bbf0d
[INFO] running `Command { std: "docker" "start" "-a" "60a2024bf49ad9bf9d6ad68b855f94f2ef35a72c5f12f59cbc62dd9cd33bbf0d", kill_on_drop: false }`
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[INFO] [stderr]     Checking hub v0.1.0 (/opt/rustwide/workdir/native/hub)
[INFO] [stdout] error[E0583]: file not found for module `messages`
[INFO] [stdout]  --> native/hub/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod messages;
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `messages`, create file "native/hub/src/messages.rs" or "native/hub/src/messages/mod.rs"
[INFO] [stdout]   = note: if there is a `mod messages` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0583]: file not found for module `messages`
[INFO] [stdout]  --> native/hub/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod messages;
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `messages`, create file "native/hub/src/messages.rs" or "native/hub/src/messages/mod.rs"
[INFO] [stdout]   = note: if there is a `mod messages` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `SmallNumber` in this scope
[INFO] [stdout]  --> native/hub/src/sample_functions.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     SmallNumber { number: 7 }.send_signal_to_dart();
[INFO] [stdout]   |     ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SmallText` in this scope
[INFO] [stdout]   --> native/hub/src/sample_functions.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let message: SmallText = dart_signal.message;
[INFO] [stdout]    |                      ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::messages::*`
[INFO] [stdout]  --> native/hub/src/sample_functions.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::messages::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SmallText`
[INFO] [stdout]   --> native/hub/src/sample_functions.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let receiver = SmallText::get_dart_signal_receiver();
[INFO] [stdout]    |                    ^^^^^^^^^ use of undeclared type `SmallText`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `SmallNumber` in this scope
[INFO] [stdout]  --> native/hub/src/sample_functions.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     SmallNumber { number: 7 }.send_signal_to_dart();
[INFO] [stdout]   |     ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SmallText` in this scope
[INFO] [stdout]   --> native/hub/src/sample_functions.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let message: SmallText = dart_signal.message;
[INFO] [stdout]    |                      ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::messages::*`
[INFO] [stdout]  --> native/hub/src/sample_functions.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::messages::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SmallText`
[INFO] [stdout]   --> native/hub/src/sample_functions.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let receiver = SmallText::get_dart_signal_receiver();
[INFO] [stdout]    |                    ^^^^^^^^^ use of undeclared type `SmallText`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0422, E0433, E0583.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hub` (lib) due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0412, E0422, E0433, E0583.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hub` (lib test) due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "60a2024bf49ad9bf9d6ad68b855f94f2ef35a72c5f12f59cbc62dd9cd33bbf0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60a2024bf49ad9bf9d6ad68b855f94f2ef35a72c5f12f59cbc62dd9cd33bbf0d", kill_on_drop: false }`
[INFO] [stdout] 60a2024bf49ad9bf9d6ad68b855f94f2ef35a72c5f12f59cbc62dd9cd33bbf0d