[INFO] crate dfrs 0.0.1 is already in cache
[INFO] checking dfrs-0.0.1 against try#38f08371587f97c145dedb2c055ac7b01bf1e788 for pr-65294
[INFO] extracting crate dfrs 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate dfrs 0.0.1 on toolchain 38f08371587f97c145dedb2c055ac7b01bf1e788
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dfrs 0.0.1
[INFO] finished tweaking crates.io crate dfrs 0.0.1
[INFO] tweaked toml for crates.io crate dfrs 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "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" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0d22d768886660e5e1342f2822cf77034c4ad0e5a07f623df16c1cbcf82b5864
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "0d22d768886660e5e1342f2822cf77034c4ad0e5a07f623df16c1cbcf82b5864"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling nix v0.13.1
[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: 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: 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 7.59s
[INFO] running `"docker" "inspect" "0d22d768886660e5e1342f2822cf77034c4ad0e5a07f623df16c1cbcf82b5864"`
[INFO] running `"docker" "rm" "-f" "0d22d768886660e5e1342f2822cf77034c4ad0e5a07f623df16c1cbcf82b5864"`
[INFO] [stdout] 0d22d768886660e5e1342f2822cf77034c4ad0e5a07f623df16c1cbcf82b5864