[INFO] updating cached repository https://github.com/anthraxx/dfrs
[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] 9575e5f91cf9db1d75fa0040c90832b52d3e4033
[INFO] checking anthraxx/dfrs against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanthraxx%2Fdfrs" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anthraxx/dfrs on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/anthraxx/dfrs
[INFO] finished tweaking git repo https://github.com/anthraxx/dfrs
[INFO] tweaked toml for git repo https://github.com/anthraxx/dfrs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/anthraxx/dfrs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "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] dc778875af294f60ef4ad6d2325cdb1061797155efecf72839c31659e454ca9f
[INFO] running `"docker" "start" "-a" "dc778875af294f60ef4ad6d2325cdb1061797155efecf72839c31659e454ca9f"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking colored v1.7.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking dfrs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:75:44
[INFO] [stderr]    |
[INFO] [stderr] 75 | fn column_width(mnt: &Vec<MountEntry>, f: &Fn(&MountEntry) -> usize, heading: &str) -> usize {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&MountEntry) -> usize`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/main.rs:108:33
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let mut stat = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:75:44
[INFO] [stderr]    |
[INFO] [stderr] 75 | fn column_width(mnt: &Vec<MountEntry>, f: &Fn(&MountEntry) -> usize, heading: &str) -> usize {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&MountEntry) -> usize`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/main.rs:108:33
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let mut stat = unsafe { mem::uninitialized() };
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.77s
[INFO] running `"docker" "inspect" "dc778875af294f60ef4ad6d2325cdb1061797155efecf72839c31659e454ca9f"`
[INFO] running `"docker" "rm" "-f" "dc778875af294f60ef4ad6d2325cdb1061797155efecf72839c31659e454ca9f"`
[INFO] [stdout] dc778875af294f60ef4ad6d2325cdb1061797155efecf72839c31659e454ca9f