[INFO] fetching crate libtest-mimic 0.1.0...
[INFO] checking libtest-mimic-0.1.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate libtest-mimic 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate libtest-mimic 0.1.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libtest-mimic 0.1.0
[INFO] finished tweaking crates.io crate libtest-mimic 0.1.0
[INFO] tweaked toml for crates.io crate libtest-mimic 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 752514bbc14ca61e06a118c7736a61502aeaf913113ccc91b60a59f7e3b23cac
[INFO] running `"docker" "start" "-a" "752514bbc14ca61e06a118c7736a61502aeaf913113ccc91b60a59f7e3b23cac"`
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking libtest-mimic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/tidy.rs:24:81
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn visit_dir(path: &Path, tests: &mut Vec<Test<PathBuf>>) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.74s
[INFO] running `"docker" "inspect" "752514bbc14ca61e06a118c7736a61502aeaf913113ccc91b60a59f7e3b23cac"`
[INFO] running `"docker" "rm" "-f" "752514bbc14ca61e06a118c7736a61502aeaf913113ccc91b60a59f7e3b23cac"`
[INFO] [stdout] 752514bbc14ca61e06a118c7736a61502aeaf913113ccc91b60a59f7e3b23cac