[INFO] crate bastion-executor 0.3.5-alpha is already in cache
[INFO] checking bastion-executor-0.3.5-alpha against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788
[INFO] extracting crate bastion-executor 0.3.5-alpha into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate bastion-executor 0.3.5-alpha on toolchain 74e80468347471779be6060d8d7d6d04e98e467f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bastion-executor 0.3.5-alpha
[INFO] finished tweaking crates.io crate bastion-executor 0.3.5-alpha
[INFO] tweaked toml for crates.io crate bastion-executor 0.3.5-alpha written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate bastion-executor 0.3.5-alpha already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+74e80468347471779be6060d8d7d6d04e98e467f" "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] 9217f215fb203d25fb8eee0d954ea4ae754fef1eafa235f03da41ae138cb9335
[INFO] running `"docker" "start" "-a" "9217f215fb203d25fb8eee0d954ea4ae754fef1eafa235f03da41ae138cb9335"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking bastion-utils v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking lightproc v0.3.5-alpha.0
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking bastion-executor v0.3.5-alpha (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/load_balancer.rs:167:40
[INFO] [stderr]     |
[INFO] [stderr] 167 |         static ref CORE_COUNT: usize = { placement::get_core_ids().unwrap().len() };
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking proptest v0.9.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.12
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/load_balancer.rs:167:40
[INFO] [stderr]     |
[INFO] [stderr] 167 |         static ref CORE_COUNT: usize = { placement::get_core_ids().unwrap().len() };
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.30s
[INFO] running `"docker" "inspect" "9217f215fb203d25fb8eee0d954ea4ae754fef1eafa235f03da41ae138cb9335"`
[INFO] running `"docker" "rm" "-f" "9217f215fb203d25fb8eee0d954ea4ae754fef1eafa235f03da41ae138cb9335"`
[INFO] [stdout] 9217f215fb203d25fb8eee0d954ea4ae754fef1eafa235f03da41ae138cb9335