[INFO] cloning repository ketralnis/rustcached
[INFO] running `"git" "clone" "--bare" "git://github.com/ketralnis/rustcached.git" "work/cache/sources/gh/ketralnis/rustcached"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/ketralnis/rustcached'...
[INFO] running `"git" "clone" "work/cache/sources/gh/ketralnis/rustcached" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/ketralnis/rustcached"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/ketralnis/rustcached'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ketralnis/rustcached" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/ketralnis/rustcached"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/ketralnis/rustcached'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 83751c68dd785cb61bc4b8efcc1111dba367be05
[INFO] sha for GitHub repo ketralnis/rustcached: 83751c68dd785cb61bc4b8efcc1111dba367be05
[INFO] validating manifest of ketralnis/rustcached 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 ketralnis/rustcached 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 ketralnis/rustcached
[INFO] finished frobbing ketralnis/rustcached
[INFO] frobbed toml for ketralnis/rustcached written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/ketralnis/rustcached/Cargo.toml
[INFO] started frobbing ketralnis/rustcached
[INFO] finished frobbing ketralnis/rustcached
[INFO] frobbed toml for ketralnis/rustcached written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/ketralnis/rustcached/Cargo.toml
[INFO] crate ketralnis/rustcached 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ketralnis/rustcached against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/ketralnis/rustcached:/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] f7d6e528d11b4f856872d17327e3ceb468ce3805624b5f417a6d00fc8bc616e1
[INFO] running `"docker" "start" "-a" "f7d6e528d11b4f856872d17327e3ceb468ce3805624b5f417a6d00fc8bc616e1"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rustcached v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server.rs:17:53
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn format_response(response: Response, socket: &mut Write) -> io::Result<()> {
[INFO] [stderr]    |                                                     ^^^^^ help: use `dyn`: `dyn Write`
[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/server.rs:17:53
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn format_response(response: Response, socket: &mut Write) -> io::Result<()> {
[INFO] [stderr]    |                                                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/cmd.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |             return print_usage_and_die(1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/cmd.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         return print_usage_and_die(1);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/cmd.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |             return print_usage_and_die(1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/cmd.rs:66:13
[INFO] [stderr]    |
[INFO] [stderr] 66 |             return print_usage_and_die(1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/cmd.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |             return print_usage_and_die(1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/cmd.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         return print_usage_and_die(1);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/cmd.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |             return print_usage_and_die(1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/cmd.rs:66:13
[INFO] [stderr]    |
[INFO] [stderr] 66 |             return print_usage_and_die(1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ServerError`
[INFO] [stderr]    --> src/store.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 | /     ServerError {
[INFO] [stderr] 133 | |         message: &'a [u8],
[INFO] [stderr] 134 | |     },
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ServerError`
[INFO] [stderr]    --> src/store.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 | /     ServerError {
[INFO] [stderr] 133 | |         message: &'a [u8],
[INFO] [stderr] 134 | |     },
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.90s
[INFO] running `"docker" "inspect" "f7d6e528d11b4f856872d17327e3ceb468ce3805624b5f417a6d00fc8bc616e1"`
[INFO] running `"docker" "rm" "-f" "f7d6e528d11b4f856872d17327e3ceb468ce3805624b5f417a6d00fc8bc616e1"`
[INFO] [stdout] f7d6e528d11b4f856872d17327e3ceb468ce3805624b5f417a6d00fc8bc616e1