[INFO] cloning repository https://github.com/leomwilson/bfrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leomwilson/bfrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleomwilson%2Fbfrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleomwilson%2Fbfrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c038e657c383413aff1643d548a24ba4ed08eab
[INFO] checking leomwilson/bfrs against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleomwilson%2Fbfrs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leomwilson/bfrs on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/leomwilson/bfrs
[INFO] finished tweaking git repo https://github.com/leomwilson/bfrs
[INFO] tweaked toml for git repo https://github.com/leomwilson/bfrs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/leomwilson/bfrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3768555c9ddb0630edd7b2b22e9f3d21299fb50ea7b7ee16ce59056a8be397dc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3768555c9ddb0630edd7b2b22e9f3d21299fb50ea7b7ee16ce59056a8be397dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3768555c9ddb0630edd7b2b22e9f3d21299fb50ea7b7ee16ce59056a8be397dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3768555c9ddb0630edd7b2b22e9f3d21299fb50ea7b7ee16ce59056a8be397dc", kill_on_drop: false }`
[INFO] [stdout] 3768555c9ddb0630edd7b2b22e9f3d21299fb50ea7b7ee16ce59056a8be397dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c26d7cbf575c856ae5d93076b0972cf737e0ca087918bb24a2b1b51512f20355
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c26d7cbf575c856ae5d93076b0972cf737e0ca087918bb24a2b1b51512f20355", kill_on_drop: false }`
[INFO] [stderr]     Checking bfrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected identifier, found `0`
[INFO] [stdout]   --> src/main.rs:18:38
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut l: Vec<usize> = Vec::0;
[INFO] [stdout]    |                                      ^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found `0`
[INFO] [stdout]   --> src/main.rs:18:38
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut l: Vec<usize> = Vec::0;
[INFO] [stdout]    |                                      ^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bfrs`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c26d7cbf575c856ae5d93076b0972cf737e0ca087918bb24a2b1b51512f20355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c26d7cbf575c856ae5d93076b0972cf737e0ca087918bb24a2b1b51512f20355", kill_on_drop: false }`
[INFO] [stdout] c26d7cbf575c856ae5d93076b0972cf737e0ca087918bb24a2b1b51512f20355