[INFO] updating cached repository https://github.com/jD91mZM2/numcoder
[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] 205e135c9a3f4f1f8a19df86b337ba0638fd67dc
[INFO] checking jD91mZM2/numcoder against try#e6563ac70cbfd3196492061900e9e9793e065e4d for pr-69410
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjD91mZM2%2Fnumcoder" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jD91mZM2/numcoder on toolchain e6563ac70cbfd3196492061900e9e9793e065e4d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e6563ac70cbfd3196492061900e9e9793e065e4d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jD91mZM2/numcoder
[INFO] finished tweaking git repo https://github.com/jD91mZM2/numcoder
[INFO] tweaked toml for git repo https://github.com/jD91mZM2/numcoder written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/jD91mZM2/numcoder already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e6563ac70cbfd3196492061900e9e9793e065e4d" "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" "+e6563ac70cbfd3196492061900e9e9793e065e4d" "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] 759d3dc3ab3b2c0144a50d469bce431073813f54c2154913b319ab849b85ebb6
[INFO] running `"docker" "start" "-a" "759d3dc3ab3b2c0144a50d469bce431073813f54c2154913b319ab849b85ebb6"`
[INFO] [stderr]     Checking numcoder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:131:56
[INFO] [stderr]     |
[INFO] [stderr] 131 | fn parse_numbers(text: String) -> Result<Vec<u32>, 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] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:131:56
[INFO] [stderr]     |
[INFO] [stderr] 131 | fn parse_numbers(text: String) -> Result<Vec<u32>, 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 1.36s
[INFO] running `"docker" "inspect" "759d3dc3ab3b2c0144a50d469bce431073813f54c2154913b319ab849b85ebb6"`
[INFO] running `"docker" "rm" "-f" "759d3dc3ab3b2c0144a50d469bce431073813f54c2154913b319ab849b85ebb6"`
[INFO] [stdout] 759d3dc3ab3b2c0144a50d469bce431073813f54c2154913b319ab849b85ebb6