[INFO] fetching crate geticons 1.2.2...
[INFO] checking geticons-1.2.2 against try#163937523761cc0def32f1ba9ed63fdf65ad3478 for pr-156749
[INFO] extracting crate geticons 1.2.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate geticons 1.2.2
[INFO] finished tweaking crates.io crate geticons 1.2.2
[INFO] tweaked toml for crates.io crate geticons 1.2.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate geticons 1.2.2 on toolchain 163937523761cc0def32f1ba9ed63fdf65ad3478
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate geticons 1.2.2 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" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 56ea220f24475cd7b7158715947eb874a285fda2b3925fbfd6fa43a2a3633c92
[INFO] running `Command { std: "docker" "start" "56ea220f24475cd7b7158715947eb874a285fda2b3925fbfd6fa43a2a3633c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "56ea220f24475cd7b7158715947eb874a285fda2b3925fbfd6fa43a2a3633c92" "/opt/rustwide/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56ea220f24475cd7b7158715947eb874a285fda2b3925fbfd6fa43a2a3633c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "56ea220f24475cd7b7158715947eb874a285fda2b3925fbfd6fa43a2a3633c92" "/opt/rustwide/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking prettytable-rs v0.9.0
[INFO] [stderr]     Checking dlv-list v0.2.3
[INFO] [stderr]     Checking ordered-multimap v0.3.1
[INFO] [stderr]     Checking rust-ini v0.17.0
[INFO] [stderr]     Checking linicon-theme v1.2.0
[INFO] [stderr]     Checking linicon v2.3.0
[INFO] [stderr]     Checking geticons v1.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/main.rs:93:22
[INFO] [stdout]    |
[INFO] [stdout] 93 |         for error in errors {
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 93 -         for error in errors {
[INFO] [stdout] 93 +         while let Some(error) = errors {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 93 -         for error in errors {
[INFO] [stdout] 93 +         if let Some(error) = errors {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/main.rs:93:22
[INFO] [stdout]    |
[INFO] [stdout] 93 |         for error in errors {
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 93 -         for error in errors {
[INFO] [stdout] 93 +         while let Some(error) = errors {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 93 -         for error in errors {
[INFO] [stdout] 93 +         if let Some(error) = errors {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `Command { std: "docker" "inspect" "56ea220f24475cd7b7158715947eb874a285fda2b3925fbfd6fa43a2a3633c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56ea220f24475cd7b7158715947eb874a285fda2b3925fbfd6fa43a2a3633c92", kill_on_drop: false }`
[INFO] [stdout] 56ea220f24475cd7b7158715947eb874a285fda2b3925fbfd6fa43a2a3633c92
