[INFO] cloning repository https://github.com/onehr/dbrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/onehr/dbrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fonehr%2Fdbrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fonehr%2Fdbrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e75e2803fb3b3449f593611195011a8dd6297eee
[INFO] checking onehr/dbrs against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fonehr%2Fdbrs" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/onehr/dbrs on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/onehr/dbrs
[INFO] finished tweaking git repo https://github.com/onehr/dbrs
[INFO] tweaked toml for git repo https://github.com/onehr/dbrs written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/onehr/dbrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7fad6fa2d324f6bd3669006f2d6cf269488d73795abc3d7cfe01f68af672f0d
[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" "a7fad6fa2d324f6bd3669006f2d6cf269488d73795abc3d7cfe01f68af672f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7fad6fa2d324f6bd3669006f2d6cf269488d73795abc3d7cfe01f68af672f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7fad6fa2d324f6bd3669006f2d6cf269488d73795abc3d7cfe01f68af672f0d", kill_on_drop: false }`
[INFO] [stdout] a7fad6fa2d324f6bd3669006f2d6cf269488d73795abc3d7cfe01f68af672f0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ceb85033bc07a1bab7dcc72229614cc9c25e9613450ca21c54c541b6168f4cb
[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" "2ceb85033bc07a1bab7dcc72229614cc9c25e9613450ca21c54c541b6168f4cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.53
[INFO] [stderr]    Compiling bitflags v1.0.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling linenoise-rust v0.2.1
[INFO] [stderr]     Checking nix v0.13.0
[INFO] [stderr]     Checking dbrs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/debugger.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut ret: Vec<&str>;
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/debugger.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut ret: Vec<&str>;
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.66s
[INFO] running `Command { std: "docker" "inspect" "2ceb85033bc07a1bab7dcc72229614cc9c25e9613450ca21c54c541b6168f4cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ceb85033bc07a1bab7dcc72229614cc9c25e9613450ca21c54c541b6168f4cb", kill_on_drop: false }`
[INFO] [stdout] 2ceb85033bc07a1bab7dcc72229614cc9c25e9613450ca21c54c541b6168f4cb