[INFO] cloning repository KirillShlenskiy/tcping
[INFO] running `"git" "clone" "--bare" "git://github.com/KirillShlenskiy/tcping.git" "work/cache/sources/gh/KirillShlenskiy/tcping"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/KirillShlenskiy/tcping'...
[INFO] running `"git" "clone" "work/cache/sources/gh/KirillShlenskiy/tcping" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/KirillShlenskiy/tcping"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/KirillShlenskiy/tcping'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/KirillShlenskiy/tcping" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/KirillShlenskiy/tcping"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/KirillShlenskiy/tcping'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 59d56ca1429bdb629f4127d629a50f5ca6c04d3c
[INFO] sha for GitHub repo KirillShlenskiy/tcping: 59d56ca1429bdb629f4127d629a50f5ca6c04d3c
[INFO] validating manifest of KirillShlenskiy/tcping 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 KirillShlenskiy/tcping 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 KirillShlenskiy/tcping
[INFO] finished frobbing KirillShlenskiy/tcping
[INFO] frobbed toml for KirillShlenskiy/tcping written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/KirillShlenskiy/tcping/Cargo.toml
[INFO] started frobbing KirillShlenskiy/tcping
[INFO] finished frobbing KirillShlenskiy/tcping
[INFO] frobbed toml for KirillShlenskiy/tcping written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/KirillShlenskiy/tcping/Cargo.toml
[INFO] crate KirillShlenskiy/tcping 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 KirillShlenskiy/tcping against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/KirillShlenskiy/tcping:/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 27ac7ba8457b87b91b8137019ecd0ae9b748dcff6c293d3cda6f8b1ece4f6cf0
[INFO] running `"docker" "start" "-a" "27ac7ba8457b87b91b8137019ecd0ae9b748dcff6c293d3cda6f8b1ece4f6cf0"`
[INFO] [stderr]    Compiling tcping v0.6.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking console v0.7.5
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:29:34
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn main_impl() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                  ^^^^^ help: use `dyn`: `dyn Error`
[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/main.rs:174:18
[INFO] [stderr]     |
[INFO] [stderr] 174 | fn fmt_err(err: &Error) -> String {
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:29:34
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn main_impl() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                  ^^^^^ help: use `dyn`: `dyn Error`
[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/main.rs:174:18
[INFO] [stderr]     |
[INFO] [stderr] 174 | fn fmt_err(err: &Error) -> String {
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.71s
[INFO] running `"docker" "inspect" "27ac7ba8457b87b91b8137019ecd0ae9b748dcff6c293d3cda6f8b1ece4f6cf0"`
[INFO] running `"docker" "rm" "-f" "27ac7ba8457b87b91b8137019ecd0ae9b748dcff6c293d3cda6f8b1ece4f6cf0"`
[INFO] [stdout] 27ac7ba8457b87b91b8137019ecd0ae9b748dcff6c293d3cda6f8b1ece4f6cf0