[INFO] cloning repository https://github.com/katedmc/cmd_tools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/katedmc/cmd_tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatedmc%2Fcmd_tools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatedmc%2Fcmd_tools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c54b129e69fe0c163b514103bfe6f1523e3bb2b5
[INFO] checking katedmc/cmd_tools against master#f7b43542838f0a4a6cfdb17fbeadf45002042a77 for pr-138499
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatedmc%2Fcmd_tools" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/katedmc/cmd_tools on toolchain f7b43542838f0a4a6cfdb17fbeadf45002042a77
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/katedmc/cmd_tools
[INFO] finished tweaking git repo https://github.com/katedmc/cmd_tools
[INFO] tweaked toml for git repo https://github.com/katedmc/cmd_tools written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/katedmc/cmd_tools 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" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa43f79e6ee3b862d54dc0f44791f1951e51aaf3df9dbf6a1ed23ba2a12b20cf
[INFO] running `Command { std: "docker" "start" "-a" "aa43f79e6ee3b862d54dc0f44791f1951e51aaf3df9dbf6a1ed23ba2a12b20cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa43f79e6ee3b862d54dc0f44791f1951e51aaf3df9dbf6a1ed23ba2a12b20cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa43f79e6ee3b862d54dc0f44791f1951e51aaf3df9dbf6a1ed23ba2a12b20cf", kill_on_drop: false }`
[INFO] [stdout] aa43f79e6ee3b862d54dc0f44791f1951e51aaf3df9dbf6a1ed23ba2a12b20cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db7d6b31bb548f6bb36afe0bd9745827d1bf8de652b496721042cc7037c9fa05
[INFO] running `Command { std: "docker" "start" "-a" "db7d6b31bb548f6bb36afe0bd9745827d1bf8de652b496721042cc7037c9fa05", kill_on_drop: false }`
[INFO] [stderr]     Checking cat_rs v0.1.0 (/opt/rustwide/workdir/cat_rs)
[INFO] [stderr]     Checking ls_rs v0.1.0 (/opt/rustwide/workdir/ls_rs)
[INFO] [stderr]     Checking echo_rs v0.1.0 (/opt/rustwide/workdir/echo_rs)
[INFO] [stdout] warning: variable `abs` is assigned to, but never used
[INFO] [stdout]   --> ls_rs/src/main.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut abs;
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_abs` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `abs` is never read
[INFO] [stdout]   --> ls_rs/src/main.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             abs = arg.clone().split('\\');
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_dir` is never used
[INFO] [stdout]   --> ls_rs/src/main.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn print_dir(f_path: String) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `abs` is assigned to, but never used
[INFO] [stdout]   --> ls_rs/src/main.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut abs;
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_abs` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `abs` is never read
[INFO] [stdout]   --> ls_rs/src/main.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             abs = arg.clone().split('\\');
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_dir` is never used
[INFO] [stdout]   --> ls_rs/src/main.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn print_dir(f_path: String) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "db7d6b31bb548f6bb36afe0bd9745827d1bf8de652b496721042cc7037c9fa05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db7d6b31bb548f6bb36afe0bd9745827d1bf8de652b496721042cc7037c9fa05", kill_on_drop: false }`
[INFO] [stdout] db7d6b31bb548f6bb36afe0bd9745827d1bf8de652b496721042cc7037c9fa05