[INFO] crate s4 0.0.15 is already in cache
[INFO] extracting crate s4 0.0.15 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/s4/0.0.15
[INFO] extracting crate s4 0.0.15 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/s4/0.0.15
[INFO] validating manifest of s4-0.0.15 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 s4-0.0.15 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 s4-0.0.15
[INFO] finished frobbing s4-0.0.15
[INFO] frobbed toml for s4-0.0.15 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/s4/0.0.15/Cargo.toml
[INFO] started frobbing s4-0.0.15
[INFO] finished frobbing s4-0.0.15
[INFO] frobbed toml for s4-0.0.15 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/s4/0.0.15/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 s4-0.0.15 against try#75eff020d0923c035c2fe220db4a0465cd847048 for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-3/try#75eff020d0923c035c2fe220db4a0465cd847048:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/s4/0.0.15:/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" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f25962a85ca8b4f0cf064d0a060b0300c1db40abad4aea9ca1b4a52b2ac7222e
[INFO] running `"docker" "start" "-a" "f25962a85ca8b4f0cf064d0a060b0300c1db40abad4aea9ca1b4a52b2ac7222e"`
[INFO] [stderr]    Compiling rusoto_core v0.40.0
[INFO] [stderr]     Checking sct v0.5.0
[INFO] [stderr]     Checking webpki-roots v0.16.0
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking rustls v0.15.2
[INFO] [stderr]     Checking ct-logs v0.5.1
[INFO] [stderr]     Checking tokio-process v0.2.4
[INFO] [stderr]     Checking rusoto_credential v0.40.0
[INFO] [stderr]     Checking tokio-rustls v0.9.3
[INFO] [stderr]     Checking hyper-rustls v0.16.1
[INFO] [stderr]     Checking rusoto_s3 v0.40.0
[INFO] [stderr]     Checking s4 v0.0.15 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.35s
[INFO] running `"docker" "inspect" "f25962a85ca8b4f0cf064d0a060b0300c1db40abad4aea9ca1b4a52b2ac7222e"`
[INFO] running `"docker" "rm" "-f" "f25962a85ca8b4f0cf064d0a060b0300c1db40abad4aea9ca1b4a52b2ac7222e"`
[INFO] [stdout] f25962a85ca8b4f0cf064d0a060b0300c1db40abad4aea9ca1b4a52b2ac7222e