Dec 17 23:04:09.902 INFO checking icew4ll/rsub against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 23:04:09.902 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/icew4ll/rsub:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 23:04:10.600 INFO [stdout] a918f5812fad180f15c901bb24d5ef5f11752dfe9b08a32fc13a2a1c2192062e
Dec 17 23:04:10.602 INFO running `"docker" "start" "-a" "a918f5812fad180f15c901bb24d5ef5f11752dfe9b08a32fc13a2a1c2192062e"`
Dec 17 23:04:13.592 INFO [stderr]     Checking serde v1.0.38
Dec 17 23:04:13.592 INFO [stderr]    Compiling cmake v0.1.30
Dec 17 23:04:13.593 INFO [stderr]    Compiling libz-sys v1.0.18
Dec 17 23:04:13.655 INFO [stderr]     Checking subprocess v0.1.12
Dec 17 23:04:13.656 INFO [stderr]     Checking nix v0.9.0
Dec 17 23:04:13.659 INFO [stderr]     Checking csv-core v0.1.4
Dec 17 23:04:13.663 INFO [stderr]     Checking shared_child v0.3.2
Dec 17 23:04:13.665 INFO [stderr]     Checking console v0.6.1
Dec 17 23:04:15.341 INFO [stderr]     Checking error-chain v0.10.0
Dec 17 23:04:16.588 INFO [stderr]     Checking ssl-expiration v0.1.1
Dec 17 23:04:18.556 INFO [stderr]    Compiling libssh2-sys v0.2.6
Dec 17 23:04:30.509 INFO [stderr]     Checking os_pipe v0.6.0
Dec 17 23:04:31.517 INFO [stderr]     Checking duct v0.10.0
Dec 17 23:04:38.007 INFO [stderr]     Checking ssh2 v0.3.2
Dec 17 23:04:40.368 INFO [stderr]     Checking csv v1.0.0-beta.5
Dec 17 23:04:41.696 INFO [stderr]     Checking rsub v0.1.0 (/opt/crater/workdir)
Dec 17 23:04:42.324 INFO [stderr] warning: unused variable: `v2`
Dec 17 23:04:42.324 INFO [stderr]   --> src/main.rs:59:9
Dec 17 23:04:42.324 INFO [stderr]    |
Dec 17 23:04:42.324 INFO [stderr] 59 |     let v2 = s.lines()
Dec 17 23:04:42.324 INFO [stderr]    |         ^^ help: consider using `_v2` instead
Dec 17 23:04:42.324 INFO [stderr]    |
Dec 17 23:04:42.324 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 23:04:42.324 INFO [stderr] 
Dec 17 23:04:42.360 INFO [stderr] warning: unused variable: `v2`
Dec 17 23:04:42.360 INFO [stderr]   --> src/main.rs:59:9
Dec 17 23:04:42.360 INFO [stderr]    |
Dec 17 23:04:42.360 INFO [stderr] 59 |     let v2 = s.lines()
Dec 17 23:04:42.360 INFO [stderr]    |         ^^ help: consider using `_v2` instead
Dec 17 23:04:42.360 INFO [stderr]    |
Dec 17 23:04:42.360 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 23:04:42.360 INFO [stderr] 
Dec 17 23:04:42.488 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.10s
Dec 17 23:04:43.171 INFO running `"docker" "inspect" "a918f5812fad180f15c901bb24d5ef5f11752dfe9b08a32fc13a2a1c2192062e"`
Dec 17 23:04:43.492 INFO running `"docker" "rm" "-f" "a918f5812fad180f15c901bb24d5ef5f11752dfe9b08a32fc13a2a1c2192062e"`
Dec 17 23:04:43.912 INFO [stdout] a918f5812fad180f15c901bb24d5ef5f11752dfe9b08a32fc13a2a1c2192062e