[INFO] updating cached repository https://github.com/carloabelli/onetime
[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] bd29871ca9489d10ff1ba0a71a6584faf8be0d1c
[INFO] checking carloabelli/onetime against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarloabelli%2Fonetime" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/carloabelli/onetime on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/carloabelli/onetime
[INFO] finished tweaking git repo https://github.com/carloabelli/onetime
[INFO] tweaked toml for git repo https://github.com/carloabelli/onetime written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/carloabelli/onetime already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "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] 43a3d23622663f30fb71644db598143b2fea507589bce5ba4357536dd9a6a086
[INFO] running `"docker" "start" "-a" "43a3d23622663f30fb71644db598143b2fea507589bce5ba4357536dd9a6a086"`
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking onetime v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::iter::Map` that must be used
[INFO] [stderr]   --> src/main.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 | /         input_buffer.iter()
[INFO] [stderr] 68 | |             .zip(pad_buffer.iter())
[INFO] [stderr] 69 | |             .map(|(input_byte, pad_byte)| input_byte ^ pad_byte)
[INFO] [stderr] 70 | |             .zip(output_buffer.iter_mut())
[INFO] [stderr] 71 | |             .map(|(output_byte, output)| *output = output_byte);
[INFO] [stderr]    | |________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::iter::Map` that must be used
[INFO] [stderr]   --> src/main.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 | /         input_buffer.iter()
[INFO] [stderr] 68 | |             .zip(pad_buffer.iter())
[INFO] [stderr] 69 | |             .map(|(input_byte, pad_byte)| input_byte ^ pad_byte)
[INFO] [stderr] 70 | |             .zip(output_buffer.iter_mut())
[INFO] [stderr] 71 | |             .map(|(output_byte, output)| *output = output_byte);
[INFO] [stderr]    | |________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.81s
[INFO] running `"docker" "inspect" "43a3d23622663f30fb71644db598143b2fea507589bce5ba4357536dd9a6a086"`
[INFO] running `"docker" "rm" "-f" "43a3d23622663f30fb71644db598143b2fea507589bce5ba4357536dd9a6a086"`
[INFO] [stdout] 43a3d23622663f30fb71644db598143b2fea507589bce5ba4357536dd9a6a086