[INFO] cloning repository https://github.com/burtgulash/rotrie
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/burtgulash/rotrie" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburtgulash%2Frotrie"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburtgulash%2Frotrie'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f198ccdbd0ee7efb0f5ed6f30e38cdfb34591499
[INFO] checking burtgulash/rotrie against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburtgulash%2Frotrie" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/burtgulash/rotrie 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/burtgulash/rotrie
[INFO] finished tweaking git repo https://github.com/burtgulash/rotrie
[INFO] tweaked toml for git repo https://github.com/burtgulash/rotrie written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/burtgulash/rotrie 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 31d9d1872b6354afc38380ef12d3bb8fafda9437fe32e4af49b0939f91863de4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "31d9d1872b6354afc38380ef12d3bb8fafda9437fe32e4af49b0939f91863de4"`
[INFO] [stderr]     Checking comtrie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `bs2x`
[INFO] [stderr]    --> src/main.rs:329:1
[INFO] [stderr]     |
[INFO] [stderr] 329 | fn bs2x(bs: &[u8]) -> u32 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bs2u32`
[INFO] [stderr]    --> src/main.rs:334:1
[INFO] [stderr]     |
[INFO] [stderr] 334 | fn bs2u32(n: usize, bs: &[u8]) -> &[u32] {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bs2str`
[INFO] [stderr]    --> src/main.rs:446:1
[INFO] [stderr]     |
[INFO] [stderr] 446 | fn bs2str(bs: &[u8]) -> String {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bs2x`
[INFO] [stderr]    --> src/main.rs:329:1
[INFO] [stderr]     |
[INFO] [stderr] 329 | fn bs2x(bs: &[u8]) -> u32 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bs2u32`
[INFO] [stderr]    --> src/main.rs:334:1
[INFO] [stderr]     |
[INFO] [stderr] 334 | fn bs2u32(n: usize, bs: &[u8]) -> &[u32] {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bs2str`
[INFO] [stderr]    --> src/main.rs:446:1
[INFO] [stderr]     |
[INFO] [stderr] 446 | fn bs2str(bs: &[u8]) -> String {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `"docker" "inspect" "31d9d1872b6354afc38380ef12d3bb8fafda9437fe32e4af49b0939f91863de4"`
[INFO] running `"docker" "rm" "-f" "31d9d1872b6354afc38380ef12d3bb8fafda9437fe32e4af49b0939f91863de4"`
[INFO] [stdout] 31d9d1872b6354afc38380ef12d3bb8fafda9437fe32e4af49b0939f91863de4