[INFO] updating cached repository https://github.com/alusch/dotclock
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b8fbe394f5b43da363b06597b12fb35f9b47547f
[INFO] checking alusch/dotclock against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falusch%2Fdotclock" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alusch/dotclock on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/alusch/dotclock
[INFO] finished tweaking git repo https://github.com/alusch/dotclock
[INFO] tweaked toml for git repo https://github.com/alusch/dotclock written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/alusch/dotclock already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] 10c85f06719e22fa37eb52573291b5d9807bdbc329b820048485ace0c10c76e3
[INFO] running `"docker" "start" "-a" "10c85f06719e22fa37eb52573291b5d9807bdbc329b820048485ace0c10c76e3"`
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking backtrace-sys v0.1.34
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking regex v1.3.5
[INFO] [stderr]     Checking backtrace v0.3.45
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking bit-set v0.3.0
[INFO] [stderr]     Checking serial v0.4.0
[INFO] [stderr]     Checking bdf v0.5.5
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking timer v0.2.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling derive_more v0.13.0
[INFO] [stderr]     Checking flipdot-core v0.5.0 (https://github.com/alusch/flipdot#435445ad)
[INFO] [stderr]     Checking flipdot-serial v0.5.0 (https://github.com/alusch/flipdot#435445ad)
[INFO] [stderr]     Checking flipdot-testing v0.5.0 (https://github.com/alusch/flipdot#435445ad)
[INFO] [stderr]     Checking flipdot v0.5.0 (https://github.com/alusch/flipdot#435445ad)
[INFO] [stderr]     Checking dotclock v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.31s
[INFO] running `"docker" "inspect" "10c85f06719e22fa37eb52573291b5d9807bdbc329b820048485ace0c10c76e3"`
[INFO] running `"docker" "rm" "-f" "10c85f06719e22fa37eb52573291b5d9807bdbc329b820048485ace0c10c76e3"`
[INFO] [stdout] 10c85f06719e22fa37eb52573291b5d9807bdbc329b820048485ace0c10c76e3