[INFO] updating cached repository https://github.com/kennethlarsen/rember-cli
[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] 12ddff44ef4da51d11f8587b30ae6ad15623f48c
[INFO] checking kennethlarsen/rember-cli against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennethlarsen%2Frember-cli" "/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/kennethlarsen/rember-cli on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kennethlarsen/rember-cli
[INFO] finished tweaking git repo https://github.com/kennethlarsen/rember-cli
[INFO] tweaked toml for git repo https://github.com/kennethlarsen/rember-cli written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/kennethlarsen/rember-cli already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 43a0bd33d0f5809220a87d6a5bc20b2fd85a1f15264d8ef128f11ee2ab7bdf18
[INFO] running `"docker" "start" "-a" "43a0bd33d0f5809220a87d6a5bc20b2fd85a1f15264d8ef128f11ee2ab7bdf18"`
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]     Checking fs_extra v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.28
[INFO] [stderr]    Compiling rember v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]     Checking globset v0.4.3
[INFO] [stderr]     Checking predicates v1.0.1
[INFO] [stderr] warning: unused variable: `clean_path`
[INFO] [stderr]   --> build.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let clean_path = path.replace("./fixtures", &format!("{}/fixtures", &target_dir_path));
[INFO] [stderr]    |             ^^^^^^^^^^ help: consider prefixing with an underscore: `_clean_path`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> build.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         fs::remove_dir_all(&format!("{}/fixtures", target_dir_path));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> build.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fs::create_dir_all(&format!("{}/fixtures", target_dir_path));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Checking ignore v0.4.7
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking globwalk v0.5.0
[INFO] [stderr]     Checking assert_fs v0.11.3
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling include_dir_impl v0.2.1
[INFO] [stderr]     Checking include_dir v0.2.1
[INFO] [stderr]     Checking serde v1.0.90
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `"docker" "inspect" "43a0bd33d0f5809220a87d6a5bc20b2fd85a1f15264d8ef128f11ee2ab7bdf18"`
[INFO] running `"docker" "rm" "-f" "43a0bd33d0f5809220a87d6a5bc20b2fd85a1f15264d8ef128f11ee2ab7bdf18"`
[INFO] [stdout] 43a0bd33d0f5809220a87d6a5bc20b2fd85a1f15264d8ef128f11ee2ab7bdf18