[INFO] updating cached repository https://github.com/An-Tu/rust-template-creator
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/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] e66be8bfb3607be658fcf362676d7c75351a8674
[INFO] checking An-Tu/rust-template-creator against try#00e4530a79c42b21a6ca2ac1edb597c90d21f89f for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FAn-Tu%2Frust-template-creator" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/An-Tu/rust-template-creator on toolchain 00e4530a79c42b21a6ca2ac1edb597c90d21f89f
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/An-Tu/rust-template-creator
[INFO] finished tweaking git repo https://github.com/An-Tu/rust-template-creator
[INFO] tweaked toml for git repo https://github.com/An-Tu/rust-template-creator written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/An-Tu/rust-template-creator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 347810ee2b6c9c79dece190f9a96c171b4bad578fc0cff362c64aa2f5fe5e91d
[INFO] running `"docker" "start" "-a" "347810ee2b6c9c79dece190f9a96c171b4bad578fc0cff362c64aa2f5fe5e91d"`
[INFO] [stderr]     Checking template_creator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `read_file`
[INFO] [stderr]  --> src/fs_helpers.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn read_file<P: AsRef<Path>>(path_to_file: P) -> Result<String> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_file`
[INFO] [stderr]  --> src/fs_helpers.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn read_file<P: AsRef<Path>>(path_to_file: P) -> Result<String> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "347810ee2b6c9c79dece190f9a96c171b4bad578fc0cff362c64aa2f5fe5e91d"`
[INFO] running `"docker" "rm" "-f" "347810ee2b6c9c79dece190f9a96c171b4bad578fc0cff362c64aa2f5fe5e91d"`
[INFO] [stdout] 347810ee2b6c9c79dece190f9a96c171b4bad578fc0cff362c64aa2f5fe5e91d