[INFO] cloning repository https://github.com/hultberg/dup-files
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hultberg/dup-files" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhultberg%2Fdup-files", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhultberg%2Fdup-files'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d18604a3f9f8f17d27e5a36ad9a6731775e0022d
[INFO] checking hultberg/dup-files against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhultberg%2Fdup-files" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hultberg/dup-files on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hultberg/dup-files
[INFO] finished tweaking git repo https://github.com/hultberg/dup-files
[INFO] tweaked toml for git repo https://github.com/hultberg/dup-files written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/hultberg/dup-files already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3f0ba8b2149b1d6e11017ed1f37781037ff7b55eb8d17a9ac4e9e4f9c74bb63d
[INFO] running `Command { std: "docker" "start" "-a" "3f0ba8b2149b1d6e11017ed1f37781037ff7b55eb8d17a9ac4e9e4f9c74bb63d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f0ba8b2149b1d6e11017ed1f37781037ff7b55eb8d17a9ac4e9e4f9c74bb63d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f0ba8b2149b1d6e11017ed1f37781037ff7b55eb8d17a9ac4e9e4f9c74bb63d", kill_on_drop: false }`
[INFO] [stdout] 3f0ba8b2149b1d6e11017ed1f37781037ff7b55eb8d17a9ac4e9e4f9c74bb63d
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 319c6dd835f17f57423ef309f9490952714e31e27fcd06939535844d402f15f5
[INFO] running `Command { std: "docker" "start" "-a" "319c6dd835f17f57423ef309f9490952714e31e27fcd06939535844d402f15f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking dup-files v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:72:36
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn visit_dirs(dir: &Path, cb: &mut FnMut(&fs::DirEntry)) -> io::Result<()> {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&fs::DirEntry)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:72:36
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn visit_dirs(dir: &Path, cb: &mut FnMut(&fs::DirEntry)) -> io::Result<()> {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&fs::DirEntry)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `Command { std: "docker" "inspect" "319c6dd835f17f57423ef309f9490952714e31e27fcd06939535844d402f15f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "319c6dd835f17f57423ef309f9490952714e31e27fcd06939535844d402f15f5", kill_on_drop: false }`
[INFO] [stdout] 319c6dd835f17f57423ef309f9490952714e31e27fcd06939535844d402f15f5