[INFO] updating cached repository mopemope/firestarter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mopemope/firestarter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mopemope/firestarter" "work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/mopemope/firestarter"`
[INFO] [stderr] Cloning into 'work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/mopemope/firestarter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mopemope/firestarter" "work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/mopemope/firestarter"`
[INFO] [stderr] Cloning into 'work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/mopemope/firestarter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5c250a7f169bc4c1002c755e9c23201fbedf55dd
[INFO] sha for GitHub repo mopemope/firestarter: 5c250a7f169bc4c1002c755e9c23201fbedf55dd
[INFO] validating manifest of mopemope/firestarter on toolchain master#df25d79a33b0c82b716699a75a41bfdc6089850a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mopemope/firestarter on toolchain try#424a4ae163d6517f301cd4048a4b5dd785be5b2f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mopemope/firestarter
[INFO] finished frobbing mopemope/firestarter
[INFO] frobbed toml for mopemope/firestarter written to work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/mopemope/firestarter/Cargo.toml
[INFO] started frobbing mopemope/firestarter
[INFO] finished frobbing mopemope/firestarter
[INFO] frobbed toml for mopemope/firestarter written to work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/mopemope/firestarter/Cargo.toml
[INFO] crate mopemope/firestarter already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mopemope/firestarter against master#df25d79a33b0c82b716699a75a41bfdc6089850a for pr-59928
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-59928/worker-2/master#df25d79a33b0c82b716699a75a41bfdc6089850a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/mopemope/firestarter:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 41ee34dad188d140a66229042cf9f6cf2289f39a9142bee88d4abc27b350b232
[INFO] running `"docker" "start" "-a" "41ee34dad188d140a66229042cf9f6cf2289f39a9142bee88d4abc27b350b232"`
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking clicolors-control v1.0.0
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking nix v0.13.0
[INFO] [stderr]     Checking nom v4.2.0
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking backtrace v0.3.14
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking console v0.7.5
[INFO] [stderr]     Checking firestarter v0.3.2 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `io` is imported redundantly
[INFO] [stderr]   --> src/utils.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 2  | use std::{env, io, time};
[INFO] [stderr]    |                -- the item `io` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 25 |     use std::io;
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `io` is imported redundantly
[INFO] [stderr]   --> src/utils.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 2  | use std::{env, io, time};
[INFO] [stderr]    |                -- the item `io` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 25 |     use std::io;
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.60s
[INFO] running `"docker" "inspect" "41ee34dad188d140a66229042cf9f6cf2289f39a9142bee88d4abc27b350b232"`
[INFO] running `"docker" "rm" "-f" "41ee34dad188d140a66229042cf9f6cf2289f39a9142bee88d4abc27b350b232"`
[INFO] [stdout] 41ee34dad188d140a66229042cf9f6cf2289f39a9142bee88d4abc27b350b232