[INFO] cloning repository michael-robbins/filemerger
[INFO] running `"git" "clone" "--bare" "git://github.com/michael-robbins/filemerger.git" "work/cache/sources/gh/michael-robbins/filemerger"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/michael-robbins/filemerger'...
[INFO] running `"git" "clone" "work/cache/sources/gh/michael-robbins/filemerger" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/michael-robbins/filemerger"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/michael-robbins/filemerger'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/michael-robbins/filemerger" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/michael-robbins/filemerger"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/michael-robbins/filemerger'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 52522b6d3238a3a5fd28fc8d54241660b6cd8397
[INFO] sha for GitHub repo michael-robbins/filemerger: 52522b6d3238a3a5fd28fc8d54241660b6cd8397
[INFO] validating manifest of michael-robbins/filemerger on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of michael-robbins/filemerger on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing michael-robbins/filemerger
[INFO] finished frobbing michael-robbins/filemerger
[INFO] frobbed toml for michael-robbins/filemerger written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/michael-robbins/filemerger/Cargo.toml
[INFO] started frobbing michael-robbins/filemerger
[INFO] finished frobbing michael-robbins/filemerger
[INFO] frobbed toml for michael-robbins/filemerger written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/michael-robbins/filemerger/Cargo.toml
[INFO] crate michael-robbins/filemerger already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking michael-robbins/filemerger against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-2/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/michael-robbins/filemerger:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f0bac73c72996f50e18d71dd99c2629878a6f083f7fc4b944af0b85c71838865
[INFO] running `"docker" "start" "-a" "f0bac73c72996f50e18d71dd99c2629878a6f083f7fc4b944af0b85c71838865"`
[INFO] [stderr]     Checking csv v0.15.0
[INFO] [stderr]     Checking miniz-sys v0.1.11
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking file-merger v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/merge_file.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 |     lines: Lines<BufReader<Box<Read>>>,
[INFO] [stderr]    |                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/merge_file.rs:62:31
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let decompressor: Box<Read> = match file_ext.to_str() {
[INFO] [stderr]    |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/merge_file.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 |     lines: Lines<BufReader<Box<Read>>>,
[INFO] [stderr]    |                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/merge_file.rs:62:31
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let decompressor: Box<Read> = match file_ext.to_str() {
[INFO] [stderr]    |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.70s
[INFO] running `"docker" "inspect" "f0bac73c72996f50e18d71dd99c2629878a6f083f7fc4b944af0b85c71838865"`
[INFO] running `"docker" "rm" "-f" "f0bac73c72996f50e18d71dd99c2629878a6f083f7fc4b944af0b85c71838865"`
[INFO] [stdout] f0bac73c72996f50e18d71dd99c2629878a6f083f7fc4b944af0b85c71838865