[INFO] updating cached repository https://github.com/ovravna/kiko
[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] 25da77fc27a895c1b2786047f44d7856447f15f0
[INFO] checking ovravna/kiko against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fovravna%2Fkiko" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ovravna/kiko 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/ovravna/kiko
[INFO] finished tweaking git repo https://github.com/ovravna/kiko
[INFO] tweaked toml for git repo https://github.com/ovravna/kiko written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ovravna/kiko already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 6ef4babc012c2c5510f4221f6b37d5763541eb74947c6d9ad64a2e843495ecbc
[INFO] running `"docker" "start" "-a" "6ef4babc012c2c5510f4221f6b37d5763541eb74947c6d9ad64a2e843495ecbc"`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking scan_fmt v0.2.4
[INFO] [stderr]     Checking kiko v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/main.rs:331:5
[INFO] [stderr]     |
[INFO] [stderr] 331 |     (c & 0x1f)
[INFO] [stderr]     |     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/main.rs:331:5
[INFO] [stderr]     |
[INFO] [stderr] 331 |     (c & 0x1f)
[INFO] [stderr]     |     ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_ctrl`
[INFO] [stderr]    --> src/main.rs:316:4
[INFO] [stderr]     |
[INFO] [stderr] 316 | fn is_ctrl(c: char) -> bool {
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.09s
[INFO] running `"docker" "inspect" "6ef4babc012c2c5510f4221f6b37d5763541eb74947c6d9ad64a2e843495ecbc"`
[INFO] running `"docker" "rm" "-f" "6ef4babc012c2c5510f4221f6b37d5763541eb74947c6d9ad64a2e843495ecbc"`
[INFO] [stdout] 6ef4babc012c2c5510f4221f6b37d5763541eb74947c6d9ad64a2e843495ecbc