[INFO] fetching crate powersupplywatch 1.0.4...
[INFO] checking powersupplywatch-1.0.4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate powersupplywatch 1.0.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate powersupplywatch 1.0.4
[INFO] finished tweaking crates.io crate powersupplywatch 1.0.4
[INFO] tweaked toml for crates.io crate powersupplywatch 1.0.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate powersupplywatch 1.0.4 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 crates.io crate powersupplywatch 1.0.4 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2679944b88eb9d066cf0ca7d37705a5c83564600494ab0c63d3112d8ecf8181f
[INFO] running `Command { std: "docker" "start" "-a" "2679944b88eb9d066cf0ca7d37705a5c83564600494ab0c63d3112d8ecf8181f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2679944b88eb9d066cf0ca7d37705a5c83564600494ab0c63d3112d8ecf8181f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2679944b88eb9d066cf0ca7d37705a5c83564600494ab0c63d3112d8ecf8181f", kill_on_drop: false }`
[INFO] [stdout] 2679944b88eb9d066cf0ca7d37705a5c83564600494ab0c63d3112d8ecf8181f
[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 -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] c1aa0e7df6cef25bebbb20b2d316d5aa608133da68713adacd70c0637a592f46
[INFO] running `Command { std: "docker" "start" "-a" "c1aa0e7df6cef25bebbb20b2d316d5aa608133da68713adacd70c0637a592f46", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking inotify v0.10.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking powersupplywatch v1.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/params.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | /     #[structopt(
[INFO] [stdout] 10 | |         short,
[INFO] [stdout] 11 | |         long = "power-supply",
[INFO] [stdout] 12 | |         default_value = "/sys/class/power_supply/AC0"
[INFO] [stdout] 13 | |     )]
[INFO] [stdout] 14 | |     pub power_supply: 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: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/params.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | /     #[structopt(short, long, default_value = "/usr/share/sounds/freedesktop/stereo")]
[INFO] [stdout] 16 | |     pub sounds: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/params.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | /     #[structopt(short = "i", long, default_value = "power-plug.oga")]
[INFO] [stdout] 18 | |     pub plugin: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/params.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     #[structopt(short, long, default_value = "power-unplug.oga")]
[INFO] [stdout] 20 | |     pub unplug: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `powersupplywatch` (bin "powersupplywatch") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/params.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | /     #[structopt(
[INFO] [stdout] 10 | |         short,
[INFO] [stdout] 11 | |         long = "power-supply",
[INFO] [stdout] 12 | |         default_value = "/sys/class/power_supply/AC0"
[INFO] [stdout] 13 | |     )]
[INFO] [stdout] 14 | |     pub power_supply: 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: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/params.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | /     #[structopt(short, long, default_value = "/usr/share/sounds/freedesktop/stereo")]
[INFO] [stdout] 16 | |     pub sounds: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/params.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | /     #[structopt(short = "i", long, default_value = "power-plug.oga")]
[INFO] [stdout] 18 | |     pub plugin: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/params.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     #[structopt(short, long, default_value = "power-unplug.oga")]
[INFO] [stdout] 20 | |     pub unplug: String,
[INFO] [stdout]    | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `powersupplywatch` (bin "powersupplywatch" test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "c1aa0e7df6cef25bebbb20b2d316d5aa608133da68713adacd70c0637a592f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1aa0e7df6cef25bebbb20b2d316d5aa608133da68713adacd70c0637a592f46", kill_on_drop: false }`
[INFO] [stdout] c1aa0e7df6cef25bebbb20b2d316d5aa608133da68713adacd70c0637a592f46