[INFO] cloning repository https://github.com/joaomoreno/fanshim-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joaomoreno/fanshim-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoaomoreno%2Ffanshim-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoaomoreno%2Ffanshim-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ed17c7c0105b674ca984ed19ed1d56a113e0ae9
[INFO] checking joaomoreno/fanshim-rust against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoaomoreno%2Ffanshim-rust" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joaomoreno/fanshim-rust on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joaomoreno/fanshim-rust
[INFO] finished tweaking git repo https://github.com/joaomoreno/fanshim-rust
[INFO] tweaked toml for git repo https://github.com/joaomoreno/fanshim-rust written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/joaomoreno/fanshim-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07319189bd49efe8a618892328e8df6dbc5e0729d6b8ca2cc5d524d72cb4a15b
[INFO] running `Command { std: "docker" "start" "-a" "07319189bd49efe8a618892328e8df6dbc5e0729d6b8ca2cc5d524d72cb4a15b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07319189bd49efe8a618892328e8df6dbc5e0729d6b8ca2cc5d524d72cb4a15b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07319189bd49efe8a618892328e8df6dbc5e0729d6b8ca2cc5d524d72cb4a15b", kill_on_drop: false }`
[INFO] [stdout] 07319189bd49efe8a618892328e8df6dbc5e0729d6b8ca2cc5d524d72cb4a15b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f1df6da058623f3d9ca2da05e7f8811a857ebe2feb61463fd62c70b20ef184b
[INFO] running `Command { std: "docker" "start" "-a" "0f1df6da058623f3d9ca2da05e7f8811a857ebe2feb61463fd62c70b20ef184b", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking colorsys v0.5.3
[INFO] [stderr]     Checking tokio-sync v0.1.7
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking fanshim v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/button.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/led.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed examples/led.rs (1 fix)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/led.rs:38:3
[INFO] [stdout]    |
[INFO] [stdout] 14 | /   loop {
[INFO] [stdout] 15 | |     println!("{}", h);
[INFO] [stdout] 16 | |     let hsl = Hsl::new(h as f64, 100.0, 50.0, Some(1.0));
[INFO] [stdout] 17 | |     let rgb = Rgb::from(&hsl);
[INFO] [stdout] ...  |
[INFO] [stdout] 35 | |     h = (h + 1) % 360;
[INFO] [stdout] 36 | |   }
[INFO] [stdout]    | |___- any code following this expression is unreachable
[INFO] [stdout] 37 | 
[INFO] [stdout] 38 |     Ok(())
[INFO] [stdout]    |     ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.33s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking fanshim v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> examples/led.rs:38:3
[INFO] [stdout]    |
[INFO] [stdout] 14 | /   loop {
[INFO] [stdout] 15 | |     println!("{}", h);
[INFO] [stdout] 16 | |     let hsl = Hsl::new(h as f64, 100.0, 50.0, Some(1.0));
[INFO] [stdout] 17 | |     let rgb = Rgb::from(&hsl);
[INFO] [stdout] ...  |
[INFO] [stdout] 35 | |     h = (h + 1) % 360;
[INFO] [stdout] 36 | |   }
[INFO] [stdout]    | |___- any code following this expression is unreachable
[INFO] [stdout] 37 | 
[INFO] [stdout] 38 |     Ok(())
[INFO] [stdout]    |     ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "0f1df6da058623f3d9ca2da05e7f8811a857ebe2feb61463fd62c70b20ef184b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f1df6da058623f3d9ca2da05e7f8811a857ebe2feb61463fd62c70b20ef184b", kill_on_drop: false }`
[INFO] [stdout] 0f1df6da058623f3d9ca2da05e7f8811a857ebe2feb61463fd62c70b20ef184b