[INFO] crate flexible-locks 0.1.0 is already in cache
[INFO] checking flexible-locks-0.1.0 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate flexible-locks 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate flexible-locks 0.1.0 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate flexible-locks 0.1.0
[INFO] finished tweaking crates.io crate flexible-locks 0.1.0
[INFO] tweaked toml for crates.io crate flexible-locks 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9c210aa43fa1eb015cccb3df421ec1592784005068d5cb5a1bec7e79e1e9f4e5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9c210aa43fa1eb015cccb3df421ec1592784005068d5cb5a1bec7e79e1e9f4e5"`
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling flexible-locks_derive v0.1.0
[INFO] [stderr]     Checking flexible-locks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/os.rs:257:51
[INFO] [stderr]     |
[INFO] [stderr] 257 |         let mut attr: libc::pthread_mutexattr_t = mem::uninitialized();
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/os.rs:257:51
[INFO] [stderr]     |
[INFO] [stderr] 257 |         let mut attr: libc::pthread_mutexattr_t = mem::uninitialized();
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.69s
[INFO] running `"docker" "inspect" "9c210aa43fa1eb015cccb3df421ec1592784005068d5cb5a1bec7e79e1e9f4e5"`
[INFO] running `"docker" "rm" "-f" "9c210aa43fa1eb015cccb3df421ec1592784005068d5cb5a1bec7e79e1e9f4e5"`
[INFO] [stdout] 9c210aa43fa1eb015cccb3df421ec1592784005068d5cb5a1bec7e79e1e9f4e5