[INFO] fetching crate getopts 0.2.21...
[INFO] checking getopts-0.2.21 against master#020bbe46bdf613c0b8211984eaa8e5fe97d6c92d for pr-122960
[INFO] extracting crate getopts 0.2.21 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate getopts 0.2.21 on toolchain 020bbe46bdf613c0b8211984eaa8e5fe97d6c92d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate getopts 0.2.21
[INFO] finished tweaking crates.io crate getopts 0.2.21
[INFO] tweaked toml for crates.io crate getopts 0.2.21 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-std-workspace-core v1.0.0
[INFO] [stderr]   Downloaded rustc-std-workspace-std v1.0.1
[INFO] [stderr]   Downloaded unicode-width v0.1.11
[INFO] [stderr]   Downloaded log v0.4.21
[INFO] [stderr]   Downloaded compiler_builtins v0.1.108
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87190108604fd84af852fff214971f299bf49298cbb608ebaece02268336cc42
[INFO] running `Command { std: "docker" "start" "-a" "87190108604fd84af852fff214971f299bf49298cbb608ebaece02268336cc42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87190108604fd84af852fff214971f299bf49298cbb608ebaece02268336cc42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87190108604fd84af852fff214971f299bf49298cbb608ebaece02268336cc42", kill_on_drop: false }`
[INFO] [stdout] 87190108604fd84af852fff214971f299bf49298cbb608ebaece02268336cc42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d8bfddf53c16624005aca00aab079886363a3df12af3088ab136e4ee1782ee2
[INFO] running `Command { std: "docker" "start" "-a" "4d8bfddf53c16624005aca00aab079886363a3df12af3088ab136e4ee1782ee2", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking getopts v0.2.21 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `IntoIterator` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:117:25
[INFO] [stdout]     |
[INFO] [stdout] 117 | use std::iter::{repeat, IntoIterator};
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/020bbe46bdf613c0b8211984eaa8e5fe97d6c92d/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `IntoIterator` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `IntoIterator` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:117:25
[INFO] [stdout]     |
[INFO] [stdout] 117 | use std::iter::{repeat, IntoIterator};
[INFO] [stdout]     |                         ^^^^^^^^^^^^
[INFO] [stdout]    --> /rustc/020bbe46bdf613c0b8211984eaa8e5fe97d6c92d/library/std/src/prelude/mod.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `IntoIterator` is already defined here
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:101:24
[INFO] [stdout]     |
[INFO] [stdout] 101 | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `getopts` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4d8bfddf53c16624005aca00aab079886363a3df12af3088ab136e4ee1782ee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d8bfddf53c16624005aca00aab079886363a3df12af3088ab136e4ee1782ee2", kill_on_drop: false }`
[INFO] [stdout] 4d8bfddf53c16624005aca00aab079886363a3df12af3088ab136e4ee1782ee2