[INFO] cloning repository https://github.com/ddnovikov/bubo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ddnovikov/bubo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddnovikov%2Fbubo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddnovikov%2Fbubo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43de6bcc416a8b10c5522538c214fdac57417e6c
[INFO] checking ddnovikov/bubo against master#e22dab387f6b4f6a87dfc54ac2f6013dddb41e68 for pr-149195
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddnovikov%2Fbubo" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ddnovikov/bubo
[INFO] finished tweaking git repo https://github.com/ddnovikov/bubo
[INFO] tweaked toml for git repo https://github.com/ddnovikov/bubo written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ddnovikov/bubo on toolchain e22dab387f6b4f6a87dfc54ac2f6013dddb41e68
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ddnovikov/bubo 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" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-macro v0.3.24
[INFO] [stderr]   Downloaded rust_decimal_macros v1.26.1
[INFO] [stderr]   Downloaded hmac-sha256 v1.1.4
[INFO] [stderr]   Downloaded once_cell v1.14.0
[INFO] [stderr]   Downloaded thiserror v1.0.34
[INFO] [stderr]   Downloaded thiserror-impl v1.0.34
[INFO] [stderr]   Downloaded rust_decimal v1.26.1
[INFO] [stderr]   Downloaded time v0.3.14
[INFO] [stderr]   Downloaded unicode-normalization v0.1.21
[INFO] [stderr]   Downloaded reqwest v0.11.11
[INFO] [stderr]   Downloaded tokio v1.21.0
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c80b6683dd83c13f10ccd8ba4d0183d26ddb409fc49c94c8a3a3c8708e72b90c
[INFO] running `Command { std: "docker" "start" "-a" "c80b6683dd83c13f10ccd8ba4d0183d26ddb409fc49c94c8a3a3c8708e72b90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c80b6683dd83c13f10ccd8ba4d0183d26ddb409fc49c94c8a3a3c8708e72b90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c80b6683dd83c13f10ccd8ba4d0183d26ddb409fc49c94c8a3a3c8708e72b90c", kill_on_drop: false }`
[INFO] [stdout] c80b6683dd83c13f10ccd8ba4d0183d26ddb409fc49c94c8a3a3c8708e72b90c
[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=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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8cd0fdf8ec192b3331460f1b3701f9434a7721c8b1f1ae91095f02e6ff5f1db
[INFO] running `Command { std: "docker" "start" "-a" "e8cd0fdf8ec192b3331460f1b3701f9434a7721c8b1f1ae91095f02e6ff5f1db", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling tokio v1.21.0
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]     Checking futures-sink v0.3.24
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking generic-array v0.14.6
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling rust_decimal v1.26.1
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking hmac-sha256 v1.1.4
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking time v0.3.14
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]    Compiling thiserror-impl v1.0.34
[INFO] [stderr]     Checking thiserror v1.0.34
[INFO] [stderr]     Checking tungstenite v0.17.3
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking tokio-tungstenite v0.17.2
[INFO] [stderr]     Checking h2 v0.3.14
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling rust_decimal_macros v1.26.1
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking bubo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:398:25
[INFO] [stdout]     |
[INFO] [stdout] 398 |                         broadcast_response_sender.send(rws);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 398 |                         let _ = broadcast_response_sender.send(rws);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:525:25
[INFO] [stdout]     |
[INFO] [stdout] 525 |                         broadcast_response_sender.send(rws);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 525 |                         let _ = broadcast_response_sender.send(rws);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:585:25
[INFO] [stdout]     |
[INFO] [stdout] 585 |                         instrument_channel.send(market_update);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 585 |                         let _ = instrument_channel.send(market_update);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:398:25
[INFO] [stdout]     |
[INFO] [stdout] 398 |                         broadcast_response_sender.send(rws);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 398 |                         let _ = broadcast_response_sender.send(rws);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:525:25
[INFO] [stdout]     |
[INFO] [stdout] 525 |                         broadcast_response_sender.send(rws);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 525 |                         let _ = broadcast_response_sender.send(rws);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:585:25
[INFO] [stdout]     |
[INFO] [stdout] 585 |                         instrument_channel.send(market_update);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 585 |                         let _ = instrument_channel.send(market_update);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.17s
[INFO] running `Command { std: "docker" "inspect" "e8cd0fdf8ec192b3331460f1b3701f9434a7721c8b1f1ae91095f02e6ff5f1db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8cd0fdf8ec192b3331460f1b3701f9434a7721c8b1f1ae91095f02e6ff5f1db", kill_on_drop: false }`
[INFO] [stdout] e8cd0fdf8ec192b3331460f1b3701f9434a7721c8b1f1ae91095f02e6ff5f1db