[INFO] cloning repository https://github.com/deinferno/iwled-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deinferno/iwled-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeinferno%2Fiwled-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeinferno%2Fiwled-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 589d1e899a0b4b493322c123ed11a6ba7fd77234
[INFO] checking deinferno/iwled-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%2Fdeinferno%2Fiwled-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/deinferno/iwled-rs
[INFO] finished tweaking git repo https://github.com/deinferno/iwled-rs
[INFO] tweaked toml for git repo https://github.com/deinferno/iwled-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/deinferno/iwled-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/deinferno/iwled-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] [stderr]     Blocking waiting for file lock on package cache
[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] 03adbb62bac15717d189a9efbe51d018e34ffd6315a1296eb444cd5c7b6f8f49
[INFO] running `Command { std: "docker" "start" "-a" "03adbb62bac15717d189a9efbe51d018e34ffd6315a1296eb444cd5c7b6f8f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03adbb62bac15717d189a9efbe51d018e34ffd6315a1296eb444cd5c7b6f8f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03adbb62bac15717d189a9efbe51d018e34ffd6315a1296eb444cd5c7b6f8f49", kill_on_drop: false }`
[INFO] [stdout] 03adbb62bac15717d189a9efbe51d018e34ffd6315a1296eb444cd5c7b6f8f49
[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] 62273a62c81dd0e7b7f83074eeff9b8e3f28cb1aeb17dc8275d3d9372f485778
[INFO] running `Command { std: "docker" "start" "-a" "62273a62c81dd0e7b7f83074eeff9b8e3f28cb1aeb17dc8275d3d9372f485778", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking buffering v0.4.2
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking numtoa v0.2.4
[INFO] [stderr]     Checking sysfs-class v0.1.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking neli v0.4.4
[INFO] [stderr]     Checking neli v0.5.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking nl80211 v0.0.2 (https://github.com/deinferno/nl80211.git?branch=master#c4caba12)
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking dlv-list v0.2.2
[INFO] [stderr]     Checking ordered-multimap v0.3.1
[INFO] [stderr]     Checking rust-ini v0.17.0
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]     Checking iwled-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `clamp` has been stable since 1.50.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(clamp)]
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `clamp` has been stable since 1.50.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(clamp)]
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]   --> src/config.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |             prop.get_result("no_signal_trigger")?.parse()?,
[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: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]   --> src/config.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |             prop.get_result("no_signal_trigger")?.parse()?,
[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<String, Infallible>
[INFO] [stdout]   --> src/config.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |             prop.get_result("no_signal_trigger")?.parse()?,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]   --> src/config.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             prop.get_result("signal_trigger")?.parse()?,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             prop.get_result("signal_trigger")?.parse()?,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]   --> src/config.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             prop.get_result("low_signal_trigger")?.parse()?,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             prop.get_result("low_signal_trigger")?.parse()?,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]   --> src/config.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             prop.get_result("bssid")?.parse()?,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             prop.get_result("bssid")?.parse()?,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]   --> src/config.rs:61:27
[INFO] [stdout]    |
[INFO] [stdout] 61 |                     .join(prop.get_result("led")?.parse::<String>()?)
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:61:27
[INFO] [stdout]    |
[INFO] [stdout] 61 |                     .join(prop.get_result("led")?.parse::<String>()?)
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:65:56
[INFO] [stdout]    |
[INFO] [stdout] 65 |             prop.get("no_signal_trigger").and_then(|s| s.parse().ok()),
[INFO] [stdout]    |                                                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:67:53
[INFO] [stdout]    |
[INFO] [stdout] 67 |             prop.get("signal_trigger").and_then(|s| s.parse().ok()),
[INFO] [stdout]    |                                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:69:57
[INFO] [stdout]    |
[INFO] [stdout] 69 |             prop.get("low_signal_trigger").and_then(|s| s.parse().ok()),
[INFO] [stdout]    |                                                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iwled-rs` (bin "iwled-rs") due to 13 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |             prop.get_result("no_signal_trigger")?.parse()?,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]   --> src/config.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             prop.get_result("signal_trigger")?.parse()?,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             prop.get_result("signal_trigger")?.parse()?,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]   --> src/config.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             prop.get_result("low_signal_trigger")?.parse()?,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             prop.get_result("low_signal_trigger")?.parse()?,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]   --> src/config.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             prop.get_result("bssid")?.parse()?,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             prop.get_result("bssid")?.parse()?,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, String>
[INFO] [stdout]   --> src/config.rs:61:27
[INFO] [stdout]    |
[INFO] [stdout] 61 |                     .join(prop.get_result("led")?.parse::<String>()?)
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:61:27
[INFO] [stdout]    |
[INFO] [stdout] 61 |                     .join(prop.get_result("led")?.parse::<String>()?)
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:65:56
[INFO] [stdout]    |
[INFO] [stdout] 65 |             prop.get("no_signal_trigger").and_then(|s| s.parse().ok()),
[INFO] [stdout]    |                                                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:67:53
[INFO] [stdout]    |
[INFO] [stdout] 67 |             prop.get("signal_trigger").and_then(|s| s.parse().ok()),
[INFO] [stdout]    |                                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/config.rs:69:57
[INFO] [stdout]    |
[INFO] [stdout] 69 |             prop.get("low_signal_trigger").and_then(|s| s.parse().ok()),
[INFO] [stdout]    |                                                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iwled-rs` (bin "iwled-rs" test) due to 13 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "62273a62c81dd0e7b7f83074eeff9b8e3f28cb1aeb17dc8275d3d9372f485778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62273a62c81dd0e7b7f83074eeff9b8e3f28cb1aeb17dc8275d3d9372f485778", kill_on_drop: false }`
[INFO] [stdout] 62273a62c81dd0e7b7f83074eeff9b8e3f28cb1aeb17dc8275d3d9372f485778
