[INFO] cloning repository https://github.com/lnk00/rust_advent_of_code
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lnk00/rust_advent_of_code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flnk00%2Frust_advent_of_code"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flnk00%2Frust_advent_of_code'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8df30d18e2154a420766c21e047e364a1d2b68bb
[INFO] checking lnk00/rust_advent_of_code against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flnk00%2Frust_advent_of_code" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lnk00/rust_advent_of_code on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/lnk00/rust_advent_of_code
[INFO] finished tweaking git repo https://github.com/lnk00/rust_advent_of_code
[INFO] tweaked toml for git repo https://github.com/lnk00/rust_advent_of_code written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/lnk00/rust_advent_of_code already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] 8317aad37c1292b7eeb251b7d342649ad3dc69cda98d19e96634c2ce9bcb277b
[INFO] running `"docker" "start" "-a" "8317aad37c1292b7eeb251b7d342649ad3dc69cda98d19e96634c2ce9bcb277b"`
[INFO] [stderr]     Checking rustuto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/file_reader.rs:39:69
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Err(err) => panic!("Couldn't open {}: {}", display, err.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/file_reader.rs:45:69
[INFO] [stderr]    |
[INFO] [stderr] 45 |             Err(err) => panic!("Couldn't read {}: {}", display, err.description()),
[INFO] [stderr]    |                                                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/file_reader.rs:39:69
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Err(err) => panic!("Couldn't open {}: {}", display, err.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/file_reader.rs:45:69
[INFO] [stderr]    |
[INFO] [stderr] 45 |             Err(err) => panic!("Couldn't read {}: {}", display, err.description()),
[INFO] [stderr]    |                                                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "8317aad37c1292b7eeb251b7d342649ad3dc69cda98d19e96634c2ce9bcb277b"`
[INFO] running `"docker" "rm" "-f" "8317aad37c1292b7eeb251b7d342649ad3dc69cda98d19e96634c2ce9bcb277b"`
[INFO] [stdout] 8317aad37c1292b7eeb251b7d342649ad3dc69cda98d19e96634c2ce9bcb277b