[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 try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleomwilson%2Fbfrs" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leomwilson/bfrs on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", 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-9/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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 054cfed0821e6f6b2f483a6cc9dc3f58c459fbe6b6e9386a687aa5a35bd122f5
[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" "054cfed0821e6f6b2f483a6cc9dc3f58c459fbe6b6e9386a687aa5a35bd122f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "054cfed0821e6f6b2f483a6cc9dc3f58c459fbe6b6e9386a687aa5a35bd122f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "054cfed0821e6f6b2f483a6cc9dc3f58c459fbe6b6e9386a687aa5a35bd122f5", kill_on_drop: false }`
[INFO] [stdout] 054cfed0821e6f6b2f483a6cc9dc3f58c459fbe6b6e9386a687aa5a35bd122f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 292d95fced2c41a1bcaf312b53c9f24239ded2e7dec8439da36167ce7f9b75b7
[INFO] running `Command { std: "docker" "start" "-a" "292d95fced2c41a1bcaf312b53c9f24239ded2e7dec8439da36167ce7f9b75b7", 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] [stderr] error: could not compile `bfrs`
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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" "292d95fced2c41a1bcaf312b53c9f24239ded2e7dec8439da36167ce7f9b75b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "292d95fced2c41a1bcaf312b53c9f24239ded2e7dec8439da36167ce7f9b75b7", kill_on_drop: false }`
[INFO] [stdout] 292d95fced2c41a1bcaf312b53c9f24239ded2e7dec8439da36167ce7f9b75b7