[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#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddnovikov%2Fbubo" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ddnovikov/bubo on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-1-tc1/source/Cargo.toml [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rust_decimal_macros v1.26.1 [INFO] [stderr] Downloaded rust_decimal v1.26.1 [INFO] [stderr] Downloaded hmac-sha256 v1.1.4 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 60653a4b701c15d53979f5e26cdd7e886cc24a0075c40a62a4400479846015ac [INFO] running `Command { std: "docker" "start" "-a" "60653a4b701c15d53979f5e26cdd7e886cc24a0075c40a62a4400479846015ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "60653a4b701c15d53979f5e26cdd7e886cc24a0075c40a62a4400479846015ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60653a4b701c15d53979f5e26cdd7e886cc24a0075c40a62a4400479846015ac", kill_on_drop: false }` [INFO] [stdout] 60653a4b701c15d53979f5e26cdd7e886cc24a0075c40a62a4400479846015ac [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1dfbe56aede507241187b99ac83ec20fb30c793540fea47bfca47bae7be0a2ea [INFO] running `Command { std: "docker" "start" "-a" "1dfbe56aede507241187b99ac83ec20fb30c793540fea47bfca47bae7be0a2ea", kill_on_drop: false }` [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 serde_derive v1.0.144 [INFO] [stderr] Compiling futures-core v0.3.24 [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 generic-array v0.14.6 [INFO] [stderr] Compiling futures-util v0.3.24 [INFO] [stderr] Checking futures-sink v0.3.24 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling futures-channel v0.3.24 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling rust_decimal v1.26.1 [INFO] [stderr] Checking cpufeatures v0.2.5 [INFO] [stderr] Compiling serde_json v1.0.85 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Compiling arrayvec v0.7.2 [INFO] [stderr] Checking tracing-core v0.1.29 [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Checking num_threads v0.1.6 [INFO] [stderr] Checking hmac-sha256 v1.1.4 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking tracing v0.1.36 [INFO] [stderr] Checking block-buffer v0.10.3 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking digest v0.10.3 [INFO] [stderr] Checking socket2 v0.4.7 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking openssl-sys v0.9.75 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking time v0.3.14 [INFO] [stderr] Checking sha-1 v0.10.0 [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 openssl v0.10.41 [INFO] [stderr] Checking thiserror v1.0.34 [INFO] [stderr] Checking native-tls v0.2.10 [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)]` 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: 3 warnings emitted [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)]` 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.46s [INFO] running `Command { std: "docker" "inspect" "1dfbe56aede507241187b99ac83ec20fb30c793540fea47bfca47bae7be0a2ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1dfbe56aede507241187b99ac83ec20fb30c793540fea47bfca47bae7be0a2ea", kill_on_drop: false }` [INFO] [stdout] 1dfbe56aede507241187b99ac83ec20fb30c793540fea47bfca47bae7be0a2ea