Dec 11 19:52:26.733 INFO checking deecewan/dotter against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 19:52:26.733 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 19:52:27.149 INFO [stdout] cb239cae0e24f5eb1376a4044aca0a18364fd50390ab076db7f989e0e5bcf6a5
Dec 11 19:52:27.151 INFO running `"docker" "start" "-a" "cb239cae0e24f5eb1376a4044aca0a18364fd50390ab076db7f989e0e5bcf6a5"`
Dec 11 19:52:28.552 INFO [stderr] usermod: no changes
Dec 11 19:52:28.735 INFO [stderr]    Compiling num_cpus v1.5.1
Dec 11 19:52:28.741 INFO [stderr]     Checking toml v0.4.1
Dec 11 19:52:30.486 INFO [stderr]    Compiling rayon-core v1.0.2
Dec 11 19:52:33.188 INFO [stderr]    Compiling rayon v0.7.1
Dec 11 19:52:35.604 INFO [stderr]    Compiling ring v0.11.0
Dec 11 19:52:40.760 INFO [stderr]     Checking dotter v0.0.1 (/source)
Dec 11 19:52:41.563 INFO [stderr] warning: unused import: `open_in_place`
Dec 11 19:52:41.563 INFO [stderr]  --> src/secure.rs:1:33
Dec 11 19:52:41.563 INFO [stderr]   |
Dec 11 19:52:41.563 INFO [stderr] 1 | use ring::aead::{seal_in_place, open_in_place, AES_256_GCM, SealingKey};
Dec 11 19:52:41.563 INFO [stderr]   |                                 ^^^^^^^^^^^^^
Dec 11 19:52:41.563 INFO [stderr]   |
Dec 11 19:52:41.563 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 19:52:41.563 INFO [stderr] 
Dec 11 19:52:41.601 INFO [stderr] warning: unused import: `open_in_place`
Dec 11 19:52:41.601 INFO [stderr]  --> src/secure.rs:1:33
Dec 11 19:52:41.601 INFO [stderr]   |
Dec 11 19:52:41.601 INFO [stderr] 1 | use ring::aead::{seal_in_place, open_in_place, AES_256_GCM, SealingKey};
Dec 11 19:52:41.601 INFO [stderr]   |                                 ^^^^^^^^^^^^^
Dec 11 19:52:41.601 INFO [stderr]   |
Dec 11 19:52:41.601 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 19:52:41.601 INFO [stderr] 
Dec 11 19:52:41.664 INFO [stderr] warning: unused variable: `res`
Dec 11 19:52:41.664 INFO [stderr]    --> src/checkin.rs:106:21
Dec 11 19:52:41.664 INFO [stderr]     |
Dec 11 19:52:41.664 INFO [stderr] 106 |                 let res = fs::copy(entry.path(), item_path);
Dec 11 19:52:41.664 INFO [stderr]     |                     ^^^ help: consider using `_res` instead
Dec 11 19:52:41.664 INFO [stderr]     |
Dec 11 19:52:41.664 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 11 19:52:41.664 INFO [stderr] 
Dec 11 19:52:41.664 INFO [stderr] warning: unused variable: `res`
Dec 11 19:52:41.664 INFO [stderr]    --> src/checkin.rs:108:21
Dec 11 19:52:41.664 INFO [stderr]     |
Dec 11 19:52:41.664 INFO [stderr] 108 |                 let res = fs::create_dir(item_path);
Dec 11 19:52:41.664 INFO [stderr]     |                     ^^^ help: consider using `_res` instead
Dec 11 19:52:41.664 INFO [stderr] 
Dec 11 19:52:41.664 INFO [stderr] warning: unused variable: `res`
Dec 11 19:52:41.664 INFO [stderr]    --> src/checkin.rs:134:9
Dec 11 19:52:41.664 INFO [stderr]     |
Dec 11 19:52:41.664 INFO [stderr] 134 |     let res = unix::fs::symlink(new_path, path);
Dec 11 19:52:41.664 INFO [stderr]     |         ^^^ help: consider using `_res` instead
Dec 11 19:52:41.664 INFO [stderr] 
Dec 11 19:52:41.664 INFO [stderr] warning: unused variable: `res`
Dec 11 19:52:41.664 INFO [stderr]  --> src/secure.rs:9:9
Dec 11 19:52:41.664 INFO [stderr]   |
Dec 11 19:52:41.664 INFO [stderr] 9 |     let res = random_nonce.fill(&mut nonce);
Dec 11 19:52:41.664 INFO [stderr]   |         ^^^ help: consider using `_res` instead
Dec 11 19:52:41.666 INFO [stderr] 
Dec 11 19:52:41.666 INFO [stderr] warning: unused variable: `matches`
Dec 11 19:52:41.666 INFO [stderr]  --> src/secure.rs:5:15
Dec 11 19:52:41.666 INFO [stderr]   |
Dec 11 19:52:41.666 INFO [stderr] 5 | pub fn secure(matches: &ArgMatches) {
Dec 11 19:52:41.666 INFO [stderr]   |               ^^^^^^^ help: consider using `_matches` instead
Dec 11 19:52:41.666 INFO [stderr] 
Dec 11 19:52:41.698 INFO [stderr] warning: unused variable: `res`
Dec 11 19:52:41.698 INFO [stderr]    --> src/checkin.rs:106:21
Dec 11 19:52:41.698 INFO [stderr]     |
Dec 11 19:52:41.698 INFO [stderr] 106 |                 let res = fs::copy(entry.path(), item_path);
Dec 11 19:52:41.698 INFO [stderr]     |                     ^^^ help: consider using `_res` instead
Dec 11 19:52:41.698 INFO [stderr]     |
Dec 11 19:52:41.698 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 11 19:52:41.698 INFO [stderr] 
Dec 11 19:52:41.698 INFO [stderr] warning: unused variable: `res`
Dec 11 19:52:41.698 INFO [stderr]    --> src/checkin.rs:108:21
Dec 11 19:52:41.698 INFO [stderr]     |
Dec 11 19:52:41.698 INFO [stderr] 108 |                 let res = fs::create_dir(item_path);
Dec 11 19:52:41.698 INFO [stderr]     |                     ^^^ help: consider using `_res` instead
Dec 11 19:52:41.698 INFO [stderr] 
Dec 11 19:52:41.698 INFO [stderr] warning: unused variable: `res`
Dec 11 19:52:41.698 INFO [stderr]    --> src/checkin.rs:134:9
Dec 11 19:52:41.698 INFO [stderr]     |
Dec 11 19:52:41.698 INFO [stderr] 134 |     let res = unix::fs::symlink(new_path, path);
Dec 11 19:52:41.698 INFO [stderr]     |         ^^^ help: consider using `_res` instead
Dec 11 19:52:41.698 INFO [stderr] 
Dec 11 19:52:41.699 INFO [stderr] warning: unused variable: `res`
Dec 11 19:52:41.699 INFO [stderr]  --> src/secure.rs:9:9
Dec 11 19:52:41.699 INFO [stderr]   |
Dec 11 19:52:41.699 INFO [stderr] 9 |     let res = random_nonce.fill(&mut nonce);
Dec 11 19:52:41.699 INFO [stderr]   |         ^^^ help: consider using `_res` instead
Dec 11 19:52:41.699 INFO [stderr] 
Dec 11 19:52:41.699 INFO [stderr] warning: unused variable: `matches`
Dec 11 19:52:41.699 INFO [stderr]  --> src/secure.rs:5:15
Dec 11 19:52:41.699 INFO [stderr]   |
Dec 11 19:52:41.699 INFO [stderr] 5 | pub fn secure(matches: &ArgMatches) {
Dec 11 19:52:41.699 INFO [stderr]   |               ^^^^^^^ help: consider using `_matches` instead
Dec 11 19:52:41.699 INFO [stderr] 
Dec 11 19:52:41.784 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.21s
Dec 11 19:52:41.789 INFO [stderr] su: No module specific data is present
Dec 11 19:52:42.310 INFO running `"docker" "inspect" "cb239cae0e24f5eb1376a4044aca0a18364fd50390ab076db7f989e0e5bcf6a5"`
Dec 11 19:52:42.532 INFO running `"docker" "rm" "-f" "cb239cae0e24f5eb1376a4044aca0a18364fd50390ab076db7f989e0e5bcf6a5"`
Dec 11 19:52:42.708 INFO [stdout] cb239cae0e24f5eb1376a4044aca0a18364fd50390ab076db7f989e0e5bcf6a5