[INFO] updating cached repository arnau/regurgitate
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/arnau/regurgitate
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/arnau/regurgitate" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/arnau/regurgitate"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/arnau/regurgitate'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/arnau/regurgitate" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/arnau/regurgitate"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/arnau/regurgitate'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 303d34a5483d2d99e214d9a2a3ee7d8d1f2a5110
[INFO] sha for GitHub repo arnau/regurgitate: 303d34a5483d2d99e214d9a2a3ee7d8d1f2a5110
[INFO] validating manifest of arnau/regurgitate on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of arnau/regurgitate on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing arnau/regurgitate
[INFO] finished frobbing arnau/regurgitate
[INFO] frobbed toml for arnau/regurgitate written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/arnau/regurgitate/Cargo.toml
[INFO] started frobbing arnau/regurgitate
[INFO] finished frobbing arnau/regurgitate
[INFO] frobbed toml for arnau/regurgitate written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/arnau/regurgitate/Cargo.toml
[INFO] crate arnau/regurgitate already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking arnau/regurgitate against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-7/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/arnau/regurgitate:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0a5795fe70a8a3364c2f7cb2406e677014b87f493b7ca7c56c6d9615100b8afb
[INFO] running `"docker" "start" "-a" "0a5795fe70a8a3364c2f7cb2406e677014b87f493b7ca7c56c6d9615100b8afb"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.21
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.0
[INFO] [stderr]     Checking h2 v0.1.13
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking serde_urlencoded v0.5.3
[INFO] [stderr]     Checking sha-1 v0.8.0
[INFO] [stderr]     Checking sha3 v0.8.0
[INFO] [stderr]     Checking blake2 v0.8.0
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.8
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.18
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking tokio v0.1.11
[INFO] [stderr]     Checking hyper v0.12.14
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking reqwest v0.9.4
[INFO] [stderr]     Checking blot-lib v0.1.1
[INFO] [stderr]     Checking regurgitate v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `crate::Url`
[INFO] [stderr]  --> src/annotation.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::Url;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::Url`
[INFO] [stderr]  --> src/annotation.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::Url;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.75s
[INFO] running `"docker" "inspect" "0a5795fe70a8a3364c2f7cb2406e677014b87f493b7ca7c56c6d9615100b8afb"`
[INFO] running `"docker" "rm" "-f" "0a5795fe70a8a3364c2f7cb2406e677014b87f493b7ca7c56c6d9615100b8afb"`
[INFO] [stdout] 0a5795fe70a8a3364c2f7cb2406e677014b87f493b7ca7c56c6d9615100b8afb