[INFO] crate wst 0.2.0 is already in cache
[INFO] checking wst-0.2.0 against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] extracting crate wst 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate wst 0.2.0 on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wst 0.2.0
[INFO] finished tweaking crates.io crate wst 0.2.0
[INFO] tweaked toml for crates.io crate wst 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1a1d1fd9d63f97c3a7b83778ce6ffc8ab6451e46f0632089a0ae4ff05d14b58d
[INFO] running `"docker" "start" "-a" "1a1d1fd9d63f97c3a7b83778ce6ffc8ab6451e46f0632089a0ae4ff05d14b58d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking ws v0.7.9
[INFO] [stderr]     Checking wst v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:15:27
[INFO] [stderr]    |
[INFO] [stderr] 15 |         if let Some(ip) = try!(shake.remote_addr()) {
[INFO] [stderr]    |                           ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:15:27
[INFO] [stderr]    |
[INFO] [stderr] 15 |         if let Some(ip) = try!(shake.remote_addr()) {
[INFO] [stderr]    |                           ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.16s
[INFO] running `"docker" "inspect" "1a1d1fd9d63f97c3a7b83778ce6ffc8ab6451e46f0632089a0ae4ff05d14b58d"`
[INFO] running `"docker" "rm" "-f" "1a1d1fd9d63f97c3a7b83778ce6ffc8ab6451e46f0632089a0ae4ff05d14b58d"`
[INFO] [stdout] 1a1d1fd9d63f97c3a7b83778ce6ffc8ab6451e46f0632089a0ae4ff05d14b58d