[INFO] cloning repository https://github.com/GeneralPoxter/flushy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GeneralPoxter/flushy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGeneralPoxter%2Fflushy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGeneralPoxter%2Fflushy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 955b39dade33112c9a08f94adf117e8f97c786ff
[INFO] checking GeneralPoxter/flushy 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%2FGeneralPoxter%2Fflushy" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/GeneralPoxter/flushy
[INFO] finished tweaking git repo https://github.com/GeneralPoxter/flushy
[INFO] tweaked toml for git repo https://github.com/GeneralPoxter/flushy written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/GeneralPoxter/flushy 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/GeneralPoxter/flushy 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5398ba1e82896d1faf374cef9967def8bf862d3bdb4f8fc97a48314a115b4402
[INFO] running `Command { std: "docker" "start" "-a" "5398ba1e82896d1faf374cef9967def8bf862d3bdb4f8fc97a48314a115b4402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5398ba1e82896d1faf374cef9967def8bf862d3bdb4f8fc97a48314a115b4402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5398ba1e82896d1faf374cef9967def8bf862d3bdb4f8fc97a48314a115b4402", kill_on_drop: false }`
[INFO] [stdout] 5398ba1e82896d1faf374cef9967def8bf862d3bdb4f8fc97a48314a115b4402
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 013f1a2ea85184774a54cafde27b0b87942a4684494bf70f29c0bda1c2d504a5
[INFO] running `Command { std: "docker" "start" "-a" "013f1a2ea85184774a54cafde27b0b87942a4684494bf70f29c0bda1c2d504a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking os_str_bytes v2.3.2
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking flushy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Mode, Infallible>
[INFO] [stdout]   --> src/main.rs:31:57
[INFO] [stdout]    |
[INFO] [stdout] 31 |       fn from_str(input: &str) -> Result<Mode, Self::Err> {
[INFO] [stdout]    |  _________________________________________________________^
[INFO] [stdout] 32 | |         Ok(match input {
[INFO] [stdout] 33 | |             "left" => Mode::AlignMode(Align::Left),
[INFO] [stdout] 34 | |             "center" => Mode::AlignMode(Align::Center),
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |         })
[INFO] [stdout] 40 | |     }
[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<Mode, Infallible>
[INFO] [stdout]   --> src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | /         Ok(match input {
[INFO] [stdout] 33 | |             "left" => Mode::AlignMode(Align::Left),
[INFO] [stdout] 34 | |             "center" => Mode::AlignMode(Align::Center),
[INFO] [stdout] 35 | |             "right" => Mode::AlignMode(Align::Right),
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |             _ => Mode::AlignMode(Align::Left),
[INFO] [stdout] 39 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | /     #[clap(
[INFO] [stdout] 60 | |         short = 'm',
[INFO] [stdout] 61 | |         long = "mode",
[INFO] [stdout] 62 | |         about = "Sets align/flush mode",
[INFO] [stdout] ...  |
[INFO] [stdout] 67 | |     )]
[INFO] [stdout] 68 | |     mode: String,
[INFO] [stdout]    | |________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | /     #[clap(
[INFO] [stdout] 76 | |         about = "Path to input file",
[INFO] [stdout] 77 | |         value_name = "INPUT",
[INFO] [stdout] 78 | |         required = true
[INFO] [stdout] 79 | |     )]
[INFO] [stdout] 80 | |     input: String,
[INFO] [stdout]    | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | /     #[clap(
[INFO] [stdout] 82 | |         about = "Path to output file; overwrites input file if not specified",
[INFO] [stdout] 83 | |         value_name = "OUTPUT",
[INFO] [stdout] 84 | |     )]
[INFO] [stdout] 85 | |     output: Option<String>
[INFO] [stdout]    | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Mode, Infallible>
[INFO] [stdout]    --> src/main.rs:206:16
[INFO] [stdout]     |
[INFO] [stdout] 206 |     let mode = Mode::from_str(&opts.mode).unwrap();
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flushy` (bin "flushy" test) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `flushy` (bin "flushy") due to 6 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Mode, Infallible>
[INFO] [stdout]   --> src/main.rs:31:57
[INFO] [stdout]    |
[INFO] [stdout] 31 |       fn from_str(input: &str) -> Result<Mode, Self::Err> {
[INFO] [stdout]    |  _________________________________________________________^
[INFO] [stdout] 32 | |         Ok(match input {
[INFO] [stdout] 33 | |             "left" => Mode::AlignMode(Align::Left),
[INFO] [stdout] 34 | |             "center" => Mode::AlignMode(Align::Center),
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |         })
[INFO] [stdout] 40 | |     }
[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<Mode, Infallible>
[INFO] [stdout]   --> src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | /         Ok(match input {
[INFO] [stdout] 33 | |             "left" => Mode::AlignMode(Align::Left),
[INFO] [stdout] 34 | |             "center" => Mode::AlignMode(Align::Center),
[INFO] [stdout] 35 | |             "right" => Mode::AlignMode(Align::Right),
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |             _ => Mode::AlignMode(Align::Left),
[INFO] [stdout] 39 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | /     #[clap(
[INFO] [stdout] 60 | |         short = 'm',
[INFO] [stdout] 61 | |         long = "mode",
[INFO] [stdout] 62 | |         about = "Sets align/flush mode",
[INFO] [stdout] ...  |
[INFO] [stdout] 67 | |     )]
[INFO] [stdout] 68 | |     mode: String,
[INFO] [stdout]    | |________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | /     #[clap(
[INFO] [stdout] 76 | |         about = "Path to input file",
[INFO] [stdout] 77 | |         value_name = "INPUT",
[INFO] [stdout] 78 | |         required = true
[INFO] [stdout] 79 | |     )]
[INFO] [stdout] 80 | |     input: String,
[INFO] [stdout]    | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | /     #[clap(
[INFO] [stdout] 82 | |         about = "Path to output file; overwrites input file if not specified",
[INFO] [stdout] 83 | |         value_name = "OUTPUT",
[INFO] [stdout] 84 | |     )]
[INFO] [stdout] 85 | |     output: Option<String>
[INFO] [stdout]    | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Mode, Infallible>
[INFO] [stdout]    --> src/main.rs:206:16
[INFO] [stdout]     |
[INFO] [stdout] 206 |     let mode = Mode::from_str(&opts.mode).unwrap();
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "013f1a2ea85184774a54cafde27b0b87942a4684494bf70f29c0bda1c2d504a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "013f1a2ea85184774a54cafde27b0b87942a4684494bf70f29c0bda1c2d504a5", kill_on_drop: false }`
[INFO] [stdout] 013f1a2ea85184774a54cafde27b0b87942a4684494bf70f29c0bda1c2d504a5
