[INFO] updating cached repository alexcrichton/appveyor-scrape
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alexcrichton/appveyor-scrape
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alexcrichton/appveyor-scrape" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/alexcrichton/appveyor-scrape"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/alexcrichton/appveyor-scrape'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alexcrichton/appveyor-scrape" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/alexcrichton/appveyor-scrape"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/alexcrichton/appveyor-scrape'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0f54c6fa477c6b3ed7fe6ecbbcf308764d018966
[INFO] sha for GitHub repo alexcrichton/appveyor-scrape: 0f54c6fa477c6b3ed7fe6ecbbcf308764d018966
[INFO] validating manifest of alexcrichton/appveyor-scrape on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of alexcrichton/appveyor-scrape on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing alexcrichton/appveyor-scrape
[INFO] finished frobbing alexcrichton/appveyor-scrape
[INFO] frobbed toml for alexcrichton/appveyor-scrape written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/alexcrichton/appveyor-scrape/Cargo.toml
[INFO] started frobbing alexcrichton/appveyor-scrape
[INFO] finished frobbing alexcrichton/appveyor-scrape
[INFO] frobbed toml for alexcrichton/appveyor-scrape written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/alexcrichton/appveyor-scrape/Cargo.toml
[INFO] crate alexcrichton/appveyor-scrape already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking alexcrichton/appveyor-scrape against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-7/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/alexcrichton/appveyor-scrape:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cb5025c0a0110ddab1adc948a75b0d7db44ab7528b14ba422f3784744cdd5fdf
[INFO] running `"docker" "start" "-a" "cb5025c0a0110ddab1adc948a75b0d7db44ab7528b14ba422f3784744cdd5fdf"`
[INFO] [stderr]    Compiling openssl-sys v0.9.24
[INFO] [stderr]    Compiling curl-sys v0.4.1
[INFO] [stderr]     Checking socket2 v0.3.0
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking libz-sys v1.0.18
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking curl v0.4.11
[INFO] [stderr]     Checking tokio-curl v0.1.11
[INFO] [stderr]     Checking appveyor-scrape v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/plot-two-log-statements.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let mut lines = contents.lines();
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/plot-two-log-statements.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let mut lines = contents.lines();
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 30s
[INFO] running `"docker" "inspect" "cb5025c0a0110ddab1adc948a75b0d7db44ab7528b14ba422f3784744cdd5fdf"`
[INFO] running `"docker" "rm" "-f" "cb5025c0a0110ddab1adc948a75b0d7db44ab7528b14ba422f3784744cdd5fdf"`
[INFO] [stdout] cb5025c0a0110ddab1adc948a75b0d7db44ab7528b14ba422f3784744cdd5fdf