[INFO] cloning repository https://github.com/tgpfeiffer/rust-kata
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tgpfeiffer/rust-kata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftgpfeiffer%2Frust-kata", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftgpfeiffer%2Frust-kata'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bcdceea9f7d23c20b2ffd2ee081d0bc8c0b78a68
[INFO] checking tgpfeiffer/rust-kata against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftgpfeiffer%2Frust-kata" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tgpfeiffer/rust-kata on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tgpfeiffer/rust-kata
[INFO] finished tweaking git repo https://github.com/tgpfeiffer/rust-kata
[INFO] tweaked toml for git repo https://github.com/tgpfeiffer/rust-kata written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/tgpfeiffer/rust-kata already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0995b98b5f5fc88521ec3e0b9070b6e3d91e6516cf9269dfa696d9e3e5c87f92
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0995b98b5f5fc88521ec3e0b9070b6e3d91e6516cf9269dfa696d9e3e5c87f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0995b98b5f5fc88521ec3e0b9070b6e3d91e6516cf9269dfa696d9e3e5c87f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0995b98b5f5fc88521ec3e0b9070b6e3d91e6516cf9269dfa696d9e3e5c87f92", kill_on_drop: false }`
[INFO] [stdout] 0995b98b5f5fc88521ec3e0b9070b6e3d91e6516cf9269dfa696d9e3e5c87f92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "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] 0e552d28f0a24a3493b2efc4871a7cb09ddafdac2790a238d8befc504df3bd3e
[INFO] running `Command { std: "docker" "start" "-a" "0e552d28f0a24a3493b2efc4871a7cb09ddafdac2790a238d8befc504df3bd3e", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-kata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/codekata/kata02.rs:46:25
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn test_chop(chop: &Fn(i32, &[i32]) -> Option<usize>) {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32, &[i32]) -> Option<usize>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "0e552d28f0a24a3493b2efc4871a7cb09ddafdac2790a238d8befc504df3bd3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e552d28f0a24a3493b2efc4871a7cb09ddafdac2790a238d8befc504df3bd3e", kill_on_drop: false }`
[INFO] [stdout] 0e552d28f0a24a3493b2efc4871a7cb09ddafdac2790a238d8befc504df3bd3e