[INFO] cloning repository https://github.com/nallar/Puma6Fail
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nallar/Puma6Fail" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnallar%2FPuma6Fail"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnallar%2FPuma6Fail'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3d3c3a2d97d9eeaefdc202751a3b437a1988dea6
[INFO] checking nallar/Puma6Fail against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnallar%2FPuma6Fail" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nallar/Puma6Fail on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/nallar/Puma6Fail
[INFO] finished tweaking git repo https://github.com/nallar/Puma6Fail
[INFO] tweaked toml for git repo https://github.com/nallar/Puma6Fail written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/nallar/Puma6Fail already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] 1bcff25f07d235219ad48a9d77b202086d7ad7f19683305f8d18facbb6ba2870
[INFO] running `"docker" "start" "-a" "1bcff25f07d235219ad48a9d77b202086d7ad7f19683305f8d18facbb6ba2870"`
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]     Checking puma6_fail v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:67:79
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let source = UdpSocket::bind(socket_addr).expect("couldn't bind to address");;
[INFO] [stderr]    |                                                                                  ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/main.rs:67:79
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let source = UdpSocket::bind(socket_addr).expect("couldn't bind to address");;
[INFO] [stderr]    |                                                                                  ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` 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 2.36s
[INFO] running `"docker" "inspect" "1bcff25f07d235219ad48a9d77b202086d7ad7f19683305f8d18facbb6ba2870"`
[INFO] running `"docker" "rm" "-f" "1bcff25f07d235219ad48a9d77b202086d7ad7f19683305f8d18facbb6ba2870"`
[INFO] [stdout] 1bcff25f07d235219ad48a9d77b202086d7ad7f19683305f8d18facbb6ba2870