[INFO] cloning repository https://github.com/downtimes/synacor-challenge
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/downtimes/synacor-challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdowntimes%2Fsynacor-challenge"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdowntimes%2Fsynacor-challenge'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f26341ae7355e02569588a5fd8122025db1fec88
[INFO] checking downtimes/synacor-challenge against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdowntimes%2Fsynacor-challenge" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/downtimes/synacor-challenge on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/downtimes/synacor-challenge
[INFO] finished tweaking git repo https://github.com/downtimes/synacor-challenge
[INFO] tweaked toml for git repo https://github.com/downtimes/synacor-challenge written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/downtimes/synacor-challenge already has a lockfile, it will not be regenerated
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] ba4f975ea4d32de5a78a40e69ce5ced8e79a3aeebd4b75716fb810fe560b24b2
[INFO] running `"docker" "start" "-a" "ba4f975ea4d32de5a78a40e69ce5ced8e79a3aeebd4b75716fb810fe560b24b2"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking synacor-challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/main.rs:232:18
[INFO] [stderr]     |
[INFO] [stderr] 232 |                 0...u15::MAX => WmWord::Constant(U15::from(*word)),
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/main.rs:236:25
[INFO] [stderr]     |
[INFO] [stderr] 236 |                 u15::MAX...MAX_WM_WORD => WmWord::Register((word % (u15::MAX + 1)) as usize),
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/main.rs:232:18
[INFO] [stderr]     |
[INFO] [stderr] 232 |                 0...u15::MAX => WmWord::Constant(U15::from(*word)),
[INFO] [stderr]     |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/main.rs:236:25
[INFO] [stderr]     |
[INFO] [stderr] 236 |                 u15::MAX...MAX_WM_WORD => WmWord::Register((word % (u15::MAX + 1)) as usize),
[INFO] [stderr]     |                         ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.49s
[INFO] running `"docker" "inspect" "ba4f975ea4d32de5a78a40e69ce5ced8e79a3aeebd4b75716fb810fe560b24b2"`
[INFO] running `"docker" "rm" "-f" "ba4f975ea4d32de5a78a40e69ce5ced8e79a3aeebd4b75716fb810fe560b24b2"`
[INFO] [stdout] ba4f975ea4d32de5a78a40e69ce5ced8e79a3aeebd4b75716fb810fe560b24b2