[INFO] updating cached repository https://github.com/josler/checkdir
[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] a7a5c3fd831c2d151d897a4b8743ef114050d846
[INFO] checking josler/checkdir against master#0cbcb17d3306d6e22eafc2c05ce885db97d0189c for pr-68766
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosler%2Fcheckdir" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/josler/checkdir on toolchain 0cbcb17d3306d6e22eafc2c05ce885db97d0189c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/josler/checkdir
[INFO] finished tweaking git repo https://github.com/josler/checkdir
[INFO] tweaked toml for git repo https://github.com/josler/checkdir written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/josler/checkdir already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "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] 5d577ff730e010059804010512602d5c86f42249617323a24ea151e10a55f5df
[INFO] running `"docker" "start" "-a" "5d577ff730e010059804010512602d5c86f42249617323a24ea151e10a55f5df"`
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling gumdrop_derive v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking gumdrop v0.5.0
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking checkdir v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `ErrorKind`
[INFO] [stderr]  --> src/main.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::errors::{ErrorKind, SyncError};
[INFO] [stderr]   |                     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ErrorKind`
[INFO] [stderr]  --> src/main.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::errors::{ErrorKind, SyncError};
[INFO] [stderr]   |                     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` 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/errors.rs:31:30
[INFO] [stderr]    |
[INFO] [stderr] 31 |         write!(f, "{}", self.description())
[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/errors.rs:38:43
[INFO] [stderr]    |
[INFO] [stderr] 38 |             ErrorKind::IO(ref err) => err.description(),
[INFO] [stderr]    |                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:39:47
[INFO] [stderr]    |
[INFO] [stderr] 39 |             ErrorKind::Prefix(ref err) => err.description(),
[INFO] [stderr]    |                                               ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:31:30
[INFO] [stderr]    |
[INFO] [stderr] 31 |         write!(f, "{}", self.description())
[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/errors.rs:38:43
[INFO] [stderr]    |
[INFO] [stderr] 38 |             ErrorKind::IO(ref err) => err.description(),
[INFO] [stderr]    |                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:39:47
[INFO] [stderr]    |
[INFO] [stderr] 39 |             ErrorKind::Prefix(ref err) => err.description(),
[INFO] [stderr]    |                                               ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `into_kind`
[INFO] [stderr]   --> src/errors.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn into_kind(self) -> ErrorKind {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `into_kind`
[INFO] [stderr]   --> src/errors.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn into_kind(self) -> ErrorKind {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.92s
[INFO] running `"docker" "inspect" "5d577ff730e010059804010512602d5c86f42249617323a24ea151e10a55f5df"`
[INFO] running `"docker" "rm" "-f" "5d577ff730e010059804010512602d5c86f42249617323a24ea151e10a55f5df"`
[INFO] [stdout] 5d577ff730e010059804010512602d5c86f42249617323a24ea151e10a55f5df