[INFO] cloning repository https://github.com/khb7840/rust-assignment01-temp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khb7840/rust-assignment01-temp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhb7840%2Frust-assignment01-temp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhb7840%2Frust-assignment01-temp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c9b6802dac19c396c4ea55aed6080f73612c016
[INFO] checking khb7840/rust-assignment01-temp against try#88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c for pr-154887
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhb7840%2Frust-assignment01-temp" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/khb7840/rust-assignment01-temp
[INFO] finished tweaking git repo https://github.com/khb7840/rust-assignment01-temp
[INFO] tweaked toml for git repo https://github.com/khb7840/rust-assignment01-temp written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/khb7840/rust-assignment01-temp on toolchain 88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/khb7840/rust-assignment01-temp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c096aae522451dc78542037104df75713efce5f880e4e3a3815affa3140cad8
[INFO] running `Command { std: "docker" "start" "-a" "0c096aae522451dc78542037104df75713efce5f880e4e3a3815affa3140cad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c096aae522451dc78542037104df75713efce5f880e4e3a3815affa3140cad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c096aae522451dc78542037104df75713efce5f880e4e3a3815affa3140cad8", kill_on_drop: false }`
[INFO] [stdout] 0c096aae522451dc78542037104df75713efce5f880e4e3a3815affa3140cad8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f160f5a7c427ab15c5f05d1ee04b7a8f749d05a3fd0136e4c14aec324060769c
[INFO] running `Command { std: "docker" "start" "-a" "f160f5a7c427ab15c5f05d1ee04b7a8f749d05a3fd0136e4c14aec324060769c", kill_on_drop: false }`
[INFO] [stderr]     Checking assignment01 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `counts` is never used
[INFO] [stdout]   --> src/solution.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn counts<T: AsRef<[char]>>(input: T) -> NucleotideCounter {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dna_complement` is never used
[INFO] [stdout]   --> src/solution.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn dna_complement<T: AsRef<[char]>>(input: T) -> Vec<char> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reverse_rna_complement` is never used
[INFO] [stdout]   --> src/solution.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn reverse_rna_complement<T: AsRef<[char]>>(input: T) -> Vec<char> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "f160f5a7c427ab15c5f05d1ee04b7a8f749d05a3fd0136e4c14aec324060769c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f160f5a7c427ab15c5f05d1ee04b7a8f749d05a3fd0136e4c14aec324060769c", kill_on_drop: false }`
[INFO] [stdout] f160f5a7c427ab15c5f05d1ee04b7a8f749d05a3fd0136e4c14aec324060769c