[INFO] cloning repository https://github.com/JasonWei512/youtube-comment-viewer-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JasonWei512/youtube-comment-viewer-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasonWei512%2Fyoutube-comment-viewer-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasonWei512%2Fyoutube-comment-viewer-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe7704287ce2e04077f38316e8d6f3c60bc6332a
[INFO] checking JasonWei512/youtube-comment-viewer-rs against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasonWei512%2Fyoutube-comment-viewer-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JasonWei512/youtube-comment-viewer-rs
[INFO] finished tweaking git repo https://github.com/JasonWei512/youtube-comment-viewer-rs
[INFO] tweaked toml for git repo https://github.com/JasonWei512/youtube-comment-viewer-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JasonWei512/youtube-comment-viewer-rs on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JasonWei512/youtube-comment-viewer-rs 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53bb21b19b5dd911531613fd7c2327c0c6a9e19ab6ca24deb79318768b8472d9
[INFO] running `Command { std: "docker" "start" "-a" "53bb21b19b5dd911531613fd7c2327c0c6a9e19ab6ca24deb79318768b8472d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53bb21b19b5dd911531613fd7c2327c0c6a9e19ab6ca24deb79318768b8472d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53bb21b19b5dd911531613fd7c2327c0c6a9e19ab6ca24deb79318768b8472d9", kill_on_drop: false }`
[INFO] [stdout] 53bb21b19b5dd911531613fd7c2327c0c6a9e19ab6ca24deb79318768b8472d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6175c75e5b35d7dda6a95d7d4355e6ee5d3d600fc53ee4946720ff552dbfbd38
[INFO] running `Command { std: "docker" "start" "-a" "6175c75e5b35d7dda6a95d7d4355e6ee5d3d600fc53ee4946720ff552dbfbd38", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]     Checking tracing v0.1.31
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.22
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking const_format v0.2.23
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking async-stream v0.3.2
[INFO] [stderr]     Checking clap v3.1.6
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.11
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking hyper v0.14.17
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.9
[INFO] [stderr]     Checking youtube_comment_viewer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/main.rs:128:35
[INFO] [stdout]     |
[INFO] [stdout] 128 |             for comment_thread in response.items {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/main.rs:170:28
[INFO] [stdout]     |
[INFO] [stdout] 170 |             for comment in response.items {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/main.rs:128:35
[INFO] [stdout]     |
[INFO] [stdout] 128 |             for comment_thread in response.items {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/main.rs:170:28
[INFO] [stdout]     |
[INFO] [stdout] 170 |             for comment in response.items {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     /// The YouTube video ID or url to display comments for
[INFO] [stdout] 19 | |     video_id_or_url: String,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     /// The YouTube API key to use instead of the default one
[INFO] [stdout] 42 | |     #[clap(long)]
[INFO] [stdout] 43 | |     api_key: Option<String>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     /// The YouTube video ID or url to display comments for
[INFO] [stdout] 19 | |     video_id_or_url: String,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/args.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     /// The YouTube API key to use instead of the default one
[INFO] [stdout] 42 | |     #[clap(long)]
[INFO] [stdout] 43 | |     api_key: Option<String>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `youtube_comment_viewer` (bin "youtube_comment_viewer") due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `youtube_comment_viewer` (bin "youtube_comment_viewer" test) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6175c75e5b35d7dda6a95d7d4355e6ee5d3d600fc53ee4946720ff552dbfbd38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6175c75e5b35d7dda6a95d7d4355e6ee5d3d600fc53ee4946720ff552dbfbd38", kill_on_drop: false }`
[INFO] [stdout] 6175c75e5b35d7dda6a95d7d4355e6ee5d3d600fc53ee4946720ff552dbfbd38
