[INFO] cloning repository https://github.com/personinblack/floppy
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/personinblack/floppy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpersoninblack%2Ffloppy"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpersoninblack%2Ffloppy'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 330d8dae8ea478c2e166af1ff458128bfd8fdffd
[INFO] checking personinblack/floppy against try#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpersoninblack%2Ffloppy" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/personinblack/floppy 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/personinblack/floppy
[INFO] finished tweaking git repo https://github.com/personinblack/floppy
[INFO] tweaked toml for git repo https://github.com/personinblack/floppy written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/personinblack/floppy 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 8d196f6725363340926f38e3f93cf630d2343df040c0aea3ef97f1b2cfe82b1a
[INFO] running `"docker" "start" "-a" "8d196f6725363340926f38e3f93cf630d2343df040c0aea3ef97f1b2cfe82b1a"`
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]     Checking rocket_http v0.4.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling rocket_codegen v0.4.2
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking rocket v0.4.2
[INFO] [stderr]     Checking floppy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/file.rs:36:41
[INFO] [stderr]    |
[INFO] [stderr] 36 |         FileError::Internal{ err: error.description().to_string() }
[INFO] [stderr]    |                                         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/file.rs:36:41
[INFO] [stderr]    |
[INFO] [stderr] 36 |         FileError::Internal{ err: error.description().to_string() }
[INFO] [stderr]    |                                         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `"docker" "inspect" "8d196f6725363340926f38e3f93cf630d2343df040c0aea3ef97f1b2cfe82b1a"`
[INFO] running `"docker" "rm" "-f" "8d196f6725363340926f38e3f93cf630d2343df040c0aea3ef97f1b2cfe82b1a"`
[INFO] [stdout] 8d196f6725363340926f38e3f93cf630d2343df040c0aea3ef97f1b2cfe82b1a