[INFO] fetching crate geticons 1.2.2...
[INFO] checking geticons-1.2.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate geticons 1.2.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate geticons 1.2.2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2-tc1/source/Cargo.toml
[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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linicon v2.3.0
[INFO] [stderr]   Downloaded prettytable-rs v0.9.0
[INFO] [stderr]   Downloaded argh_shared v0.1.8
[INFO] [stderr]   Downloaded file-locker v1.1.1
[INFO] [stderr]   Downloaded argh v0.1.8
[INFO] [stderr]   Downloaded argh_derive v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f2e30aea4ea220ecbe0412cd17b84a9e793fae5a6837e46611a7e2ed17cb99b
[INFO] running `Command { std: "docker" "start" "-a" "5f2e30aea4ea220ecbe0412cd17b84a9e793fae5a6837e46611a7e2ed17cb99b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f2e30aea4ea220ecbe0412cd17b84a9e793fae5a6837e46611a7e2ed17cb99b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f2e30aea4ea220ecbe0412cd17b84a9e793fae5a6837e46611a7e2ed17cb99b", kill_on_drop: false }`
[INFO] [stdout] 5f2e30aea4ea220ecbe0412cd17b84a9e793fae5a6837e46611a7e2ed17cb99b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 026b85711497765895ff6dc8b37f09e16c145ac5a275fd8c503a543929ee2a51
[INFO] running `Command { std: "docker" "start" "-a" "026b85711497765895ff6dc8b37f09e16c145ac5a275fd8c503a543929ee2a51", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling argh_shared v0.1.8
[INFO] [stderr]     Checking encode_unicode v1.0.0
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking memmap2 v0.5.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking prettytable-rs v0.9.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking dlv-list v0.2.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking ordered-multimap v0.3.1
[INFO] [stderr]    Compiling argh_derive v0.1.8
[INFO] [stderr]     Checking rust-ini v0.17.0
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking argh v0.1.8
[INFO] [stderr]     Checking freedesktop_entry_parser v1.3.0
[INFO] [stderr]     Checking linicon-theme v1.2.0
[INFO] [stderr]     Checking file-locker v1.1.1
[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 |         while let Some(error) = errors {
[INFO] [stdout]    |         ~~~~~~~~~~~~~~~     ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 93 |         if let Some(error) = errors {
[INFO] [stdout]    |         ~~~~~~~~~~~~     ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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 |         while let Some(error) = errors {
[INFO] [stdout]    |         ~~~~~~~~~~~~~~~     ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 93 |         if let Some(error) = errors {
[INFO] [stdout]    |         ~~~~~~~~~~~~     ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.14s
[INFO] running `Command { std: "docker" "inspect" "026b85711497765895ff6dc8b37f09e16c145ac5a275fd8c503a543929ee2a51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "026b85711497765895ff6dc8b37f09e16c145ac5a275fd8c503a543929ee2a51", kill_on_drop: false }`
[INFO] [stdout] 026b85711497765895ff6dc8b37f09e16c145ac5a275fd8c503a543929ee2a51