[INFO] cloning repository https://github.com/deecewan/dotter
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deecewan/dotter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeecewan%2Fdotter"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeecewan%2Fdotter'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1827754b09963a3e90ead18dee84b10ab8ca1f15
[INFO] checking deecewan/dotter against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeecewan%2Fdotter" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/deecewan/dotter on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/deecewan/dotter
[INFO] finished tweaking git repo https://github.com/deecewan/dotter
[INFO] tweaked toml for git repo https://github.com/deecewan/dotter written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/deecewan/dotter already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] ab8c151141384454a8742c44d60a240901ea1f7bd8c1002ee52d093eba0563c7
[INFO] running `"docker" "start" "-a" "ab8c151141384454a8742c44d60a240901ea1f7bd8c1002ee52d093eba0563c7"`
[INFO] [stderr]    Compiling rayon-core v1.0.2
[INFO] [stderr]    Compiling deque v0.3.2
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num_cpus v1.5.1
[INFO] [stderr]     Checking toml v0.4.1
[INFO] [stderr]    Compiling rayon v0.7.1
[INFO] [stderr]    Compiling ring v0.11.0
[INFO] [stderr]     Checking dotter v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `open_in_place`
[INFO] [stderr]  --> src/secure.rs:1:33
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ring::aead::{seal_in_place, open_in_place, AES_256_GCM, SealingKey};
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `open_in_place`
[INFO] [stderr]  --> src/secure.rs:1:33
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ring::aead::{seal_in_place, open_in_place, AES_256_GCM, SealingKey};
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/checkin.rs:106:21
[INFO] [stderr]     |
[INFO] [stderr] 106 |                 let res = fs::copy(entry.path(), item_path);
[INFO] [stderr]     |                     ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/checkin.rs:108:21
[INFO] [stderr]     |
[INFO] [stderr] 108 |                 let res = fs::create_dir(item_path);
[INFO] [stderr]     |                     ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/checkin.rs:134:9
[INFO] [stderr]     |
[INFO] [stderr] 134 |     let res = unix::fs::symlink(new_path, path);
[INFO] [stderr]     |         ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]  --> src/secure.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let res = random_nonce.fill(&mut nonce);
[INFO] [stderr]   |         ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]  --> src/secure.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn secure(matches: &ArgMatches) {
[INFO] [stderr]   |               ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/checkin.rs:106:21
[INFO] [stderr]     |
[INFO] [stderr] 106 |                 let res = fs::copy(entry.path(), item_path);
[INFO] [stderr]     |                     ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/checkin.rs:108:21
[INFO] [stderr]     |
[INFO] [stderr] 108 |                 let res = fs::create_dir(item_path);
[INFO] [stderr]     |                     ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/checkin.rs:134:9
[INFO] [stderr]     |
[INFO] [stderr] 134 |     let res = unix::fs::symlink(new_path, path);
[INFO] [stderr]     |         ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]  --> src/secure.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let res = random_nonce.fill(&mut nonce);
[INFO] [stderr]   |         ^^^ help: consider prefixing with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]  --> src/secure.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn secure(matches: &ArgMatches) {
[INFO] [stderr]   |               ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.68s
[INFO] running `"docker" "inspect" "ab8c151141384454a8742c44d60a240901ea1f7bd8c1002ee52d093eba0563c7"`
[INFO] running `"docker" "rm" "-f" "ab8c151141384454a8742c44d60a240901ea1f7bd8c1002ee52d093eba0563c7"`
[INFO] [stdout] ab8c151141384454a8742c44d60a240901ea1f7bd8c1002ee52d093eba0563c7