[INFO] cloning repository https://github.com/Nightmare9801/scan-lib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nightmare9801/scan-lib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNightmare9801%2Fscan-lib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNightmare9801%2Fscan-lib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c16e9317f6a5d18426fa313cdb705f52ef07e3e
[INFO] checking Nightmare9801/scan-lib against try#c86ec274072509d26d0ee52682a0c94ed012ed89 for pr-153027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNightmare9801%2Fscan-lib" "/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/Nightmare9801/scan-lib
[INFO] finished tweaking git repo https://github.com/Nightmare9801/scan-lib
[INFO] tweaked toml for git repo https://github.com/Nightmare9801/scan-lib written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Nightmare9801/scan-lib on toolchain c86ec274072509d26d0ee52682a0c94ed012ed89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Nightmare9801/scan-lib 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" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking Nightmare9801/scan-lib against try#c86ec274072509d26d0ee52682a0c94ed012ed89 for pr-153027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNightmare9801%2Fscan-lib" "/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/Nightmare9801/scan-lib
[INFO] finished tweaking git repo https://github.com/Nightmare9801/scan-lib
[INFO] tweaked toml for git repo https://github.com/Nightmare9801/scan-lib written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Nightmare9801/scan-lib on toolchain c86ec274072509d26d0ee52682a0c94ed012ed89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Nightmare9801/scan-lib 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" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "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" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25746b30ef0c1ab0c2ebcbe548319132f58934d581efbd9fc6e6732a42dfa55a
[INFO] running `Command { std: "docker" "start" "-a" "25746b30ef0c1ab0c2ebcbe548319132f58934d581efbd9fc6e6732a42dfa55a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25746b30ef0c1ab0c2ebcbe548319132f58934d581efbd9fc6e6732a42dfa55a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25746b30ef0c1ab0c2ebcbe548319132f58934d581efbd9fc6e6732a42dfa55a", kill_on_drop: false }`
[INFO] [stdout] 25746b30ef0c1ab0c2ebcbe548319132f58934d581efbd9fc6e6732a42dfa55a
[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" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df2284b3fdd0e9df642172414e1dbaca37dceb7538e3abd6e30c140b6e937f0f
[INFO] running `Command { std: "docker" "start" "-a" "df2284b3fdd0e9df642172414e1dbaca37dceb7538e3abd6e30c140b6e937f0f", kill_on_drop: false }`
[INFO] [stderr]     Checking scan-lib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `blacklist_file_write` is never read
[INFO] [stdout]   --> src/lib.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct DirectorySearcher{
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 25 |     blacklist: HashSet<String>,
[INFO] [stdout] 26 |     blacklist_file_write: File,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `search` and `get_paths` are never used
[INFO] [stdout]    --> src/lib.rs:77:19
[INFO] [stdout]     |
[INFO] [stdout]  29 | impl DirectorySearcher {
[INFO] [stdout]     | ---------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  77 |     pub(crate) fn search(&mut self, root_path: &str, be_searched_: &str) -> Vec<String> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 111 |     fn get_paths(&mut self, path: &str) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parent_dir` is never used
[INFO] [stdout]  --> src/dir_operations.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn parent_dir() -> String {
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_dir` is never used
[INFO] [stdout]   --> src/dir_operations.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) fn is_dir(path: &String) -> bool {
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print` is never used
[INFO] [stdout]   --> src/path_manipulation.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) fn print(paths: Vec<String>) {
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parent_dir` is never used
[INFO] [stdout]  --> src/dir_operations.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn parent_dir() -> String {
[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 `print` is never used
[INFO] [stdout]   --> src/path_manipulation.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) fn print(paths: Vec<String>) {
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "df2284b3fdd0e9df642172414e1dbaca37dceb7538e3abd6e30c140b6e937f0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df2284b3fdd0e9df642172414e1dbaca37dceb7538e3abd6e30c140b6e937f0f", kill_on_drop: false }`
[INFO] [stdout] df2284b3fdd0e9df642172414e1dbaca37dceb7538e3abd6e30c140b6e937f0f
