[INFO] cloning repository https://github.com/raftario/Meca
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raftario/Meca" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraftario%2FMeca"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraftario%2FMeca'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 49b541bd7f2799448474f881160b7b416a6803c6
[INFO] checking raftario/Meca against try#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraftario%2FMeca" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/raftario/Meca on toolchain 13f916f63bc6575d5ff1f989237dfabe88981368
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/raftario/Meca
[INFO] finished tweaking git repo https://github.com/raftario/Meca
[INFO] tweaked toml for git repo https://github.com/raftario/Meca written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/raftario/Meca already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+13f916f63bc6575d5ff1f989237dfabe88981368" "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] bd6589674e6850f5c0def97e6ff701aa1c3aa67bf3f1ac0a83c97a25d695abe5
[INFO] running `"docker" "start" "-a" "bd6589674e6850f5c0def97e6ff701aa1c3aa67bf3f1ac0a83c97a25d695abe5"`
[INFO] [stderr]     Checking regex-syntax v0.6.16
[INFO] [stderr]     Checking chunked_transfer v1.0.0
[INFO] [stderr]    Compiling ring v0.16.11
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.11
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]    Compiling proc-macro-error v0.4.11
[INFO] [stderr]     Checking console v0.10.0
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]    Compiling structopt-derive v0.4.4
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking indicatif v0.14.0
[INFO] [stderr]     Checking dialoguer v0.5.0
[INFO] [stderr]     Checking structopt v0.3.11
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking ureq v0.11.4
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking meca v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.54s
[INFO] running `"docker" "inspect" "bd6589674e6850f5c0def97e6ff701aa1c3aa67bf3f1ac0a83c97a25d695abe5"`
[INFO] running `"docker" "rm" "-f" "bd6589674e6850f5c0def97e6ff701aa1c3aa67bf3f1ac0a83c97a25d695abe5"`
[INFO] [stdout] bd6589674e6850f5c0def97e6ff701aa1c3aa67bf3f1ac0a83c97a25d695abe5