[INFO] fetching crate serenity-slash-decode 0.1.2...
[INFO] checking serenity-slash-decode-0.1.2 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate serenity-slash-decode 0.1.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate serenity-slash-decode 0.1.2
[INFO] finished tweaking crates.io crate serenity-slash-decode 0.1.2
[INFO] tweaked toml for crates.io crate serenity-slash-decode 0.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serenity-slash-decode 0.1.2 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serenity-slash-decode 0.1.2 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 891753e20c96b9cda7f8ac99e0046748d3cababf7a63e52cef5217ed4af3a826
[INFO] running `Command { std: "docker" "start" "-a" "891753e20c96b9cda7f8ac99e0046748d3cababf7a63e52cef5217ed4af3a826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "891753e20c96b9cda7f8ac99e0046748d3cababf7a63e52cef5217ed4af3a826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "891753e20c96b9cda7f8ac99e0046748d3cababf7a63e52cef5217ed4af3a826", kill_on_drop: false }`
[INFO] [stdout] 891753e20c96b9cda7f8ac99e0046748d3cababf7a63e52cef5217ed4af3a826
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20296a5ddb58f37afc0e353c50680aee74336034a804b05ba8c0ad4427cf3c39
[INFO] running `Command { std: "docker" "start" "-a" "20296a5ddb58f37afc0e353c50680aee74336034a804b05ba8c0ad4427cf3c39", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]     Checking generic-array v0.14.4
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling serenity v0.10.9
[INFO] [stderr]     Checking sha-1 v0.9.7
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking async-tungstenite v0.11.0
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hyper v0.14.11
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking reqwest v0.11.4
[INFO] [stderr]     Checking serenity-slash-decode v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/bot.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | /     interaction
[INFO] [stdout] 76 | |         .create_interaction_response(ctx.http.clone(), |response| {
[INFO] [stdout] 77 | |             response
[INFO] [stdout] 78 | |                 .kind(InteractionResponseType::ChannelMessageWithSource)
[INFO] [stdout] 79 | |                 .interaction_response_data(|data| data.content(message))
[INFO] [stdout] 80 | |         })
[INFO] [stdout] 81 | |         .await;
[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] 75 |     let _ = interaction
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/bot.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 | /                 command
[INFO] [stdout] 104 | |                     .create_interaction_response(ctx.http, |response| {
[INFO] [stdout] 105 | |                         response
[INFO] [stdout] 106 | |                             .kind(InteractionResponseType::ChannelMessageWithSource)
[INFO] [stdout] 107 | |                             .interaction_response_data(|data| data.content(format!("Error: {}", e)))
[INFO] [stdout] 108 | |                     })
[INFO] [stdout] 109 | |                     .await;
[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] 103 |                 let _ = command
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.88s
[INFO] running `Command { std: "docker" "inspect" "20296a5ddb58f37afc0e353c50680aee74336034a804b05ba8c0ad4427cf3c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20296a5ddb58f37afc0e353c50680aee74336034a804b05ba8c0ad4427cf3c39", kill_on_drop: false }`
[INFO] [stdout] 20296a5ddb58f37afc0e353c50680aee74336034a804b05ba8c0ad4427cf3c39