Dec 19 17:09:06.548 INFO checking exybore/redfil against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 17:09:06.549 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/exybore/redfil:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 17:09:06.753 INFO [stdout] 32d625c7c597b3b9146d50bea06c0f560a25300aa5d45e2e408e98d78a5e4b8a
Dec 19 17:09:06.755 INFO running `"docker" "start" "-a" "32d625c7c597b3b9146d50bea06c0f560a25300aa5d45e2e408e98d78a5e4b8a"`
Dec 19 17:09:07.713 INFO [stderr]     Checking snowflake v1.3.0
Dec 19 17:09:07.713 INFO [stderr]     Checking serde_json v1.0.24
Dec 19 17:09:07.713 INFO [stderr]     Checking rust-crypto v0.2.36
Dec 19 17:09:07.715 INFO [stderr]     Checking regex v0.2.11
Dec 19 17:09:07.733 INFO [stderr]     Checking textnonce v0.6.4
Dec 19 17:09:07.733 INFO [stderr]     Checking bcrypt v0.2.0
Dec 19 17:09:10.249 INFO [stderr]     Checking scan_fmt v0.1.3
Dec 19 17:09:10.368 INFO [stderr]     Checking bson v0.12.3
Dec 19 17:09:13.138 INFO [stderr]     Checking mongodb v0.3.10
Dec 19 17:09:16.880 INFO [stderr]     Checking redfil v0.1.0 (/opt/crater/workdir)
Dec 19 17:09:17.850 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 17:09:17.857 INFO [stderr]  --> src/main.rs:1:13
Dec 19 17:09:17.857 INFO [stderr]   |
Dec 19 17:09:17.857 INFO [stderr] 1 | #[macro_use(bson, doc)]
Dec 19 17:09:17.857 INFO [stderr]   |             ^^^^
Dec 19 17:09:17.858 INFO [stderr]   |
Dec 19 17:09:17.858 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 17:09:17.858 INFO [stderr] 
Dec 19 17:09:17.858 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 17:09:17.858 INFO [stderr]  --> src/main.rs:1:19
Dec 19 17:09:17.858 INFO [stderr]   |
Dec 19 17:09:17.858 INFO [stderr] 1 | #[macro_use(bson, doc)]
Dec 19 17:09:17.858 INFO [stderr]   |                   ^^^
Dec 19 17:09:17.858 INFO [stderr] 
Dec 19 17:09:17.858 INFO [stderr] warning: unused import: `session::Session`
Dec 19 17:09:17.858 INFO [stderr]  --> src/app/mod.rs:2:5
Dec 19 17:09:17.858 INFO [stderr]   |
Dec 19 17:09:17.858 INFO [stderr] 2 | use session::Session;
Dec 19 17:09:17.858 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 17:09:17.858 INFO [stderr] 
Dec 19 17:09:17.917 INFO [stderr] warning: unused variable: `app`
Dec 19 17:09:17.917 INFO [stderr]   --> src/main.rs:13:7
Dec 19 17:09:17.917 INFO [stderr]    |
Dec 19 17:09:17.917 INFO [stderr] 13 |   let app = App::new();
Dec 19 17:09:17.917 INFO [stderr]    |       ^^^ help: consider using `_app` instead
Dec 19 17:09:17.917 INFO [stderr]    |
Dec 19 17:09:17.917 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 17:09:17.917 INFO [stderr] 
Dec 19 17:09:17.917 INFO [stderr] warning: unused variable: `ok`
Dec 19 17:09:17.917 INFO [stderr]   --> src/db/mod.rs:16:10
Dec 19 17:09:17.917 INFO [stderr]    |
Dec 19 17:09:17.917 INFO [stderr] 16 |       Ok(ok) => auth,
Dec 19 17:09:17.917 INFO [stderr]    |          ^^ help: consider using `_ok` instead
Dec 19 17:09:17.917 INFO [stderr] 
Dec 19 17:09:17.917 INFO [stderr] warning: unused variable: `err`
Dec 19 17:09:17.917 INFO [stderr]   --> src/db/mod.rs:17:11
Dec 19 17:09:17.917 INFO [stderr]    |
Dec 19 17:09:17.917 INFO [stderr] 17 |       Err(err) => panic!("Error while connecting to database."),
Dec 19 17:09:17.917 INFO [stderr]    |           ^^^ help: consider using `_err` instead
Dec 19 17:09:17.917 INFO [stderr] 
Dec 19 17:09:17.917 INFO [stderr] warning: unused variable: `username`
Dec 19 17:09:17.917 INFO [stderr]  --> src/session/mod.rs:8:14
Dec 19 17:09:17.917 INFO [stderr]   |
Dec 19 17:09:17.917 INFO [stderr] 8 |   pub fn new(username: &str, password: &str) -> Session {
Dec 19 17:09:17.917 INFO [stderr]   |              ^^^^^^^^ help: consider using `_username` instead
Dec 19 17:09:17.917 INFO [stderr] 
Dec 19 17:09:17.917 INFO [stderr] warning: unused variable: `password`
Dec 19 17:09:17.917 INFO [stderr]  --> src/session/mod.rs:8:30
Dec 19 17:09:17.917 INFO [stderr]   |
Dec 19 17:09:17.917 INFO [stderr] 8 |   pub fn new(username: &str, password: &str) -> Session {
Dec 19 17:09:17.917 INFO [stderr]   |                              ^^^^^^^^ help: consider using `_password` instead
Dec 19 17:09:17.917 INFO [stderr] 
Dec 19 17:09:17.924 INFO [stderr] warning: field is never used: `db`
Dec 19 17:09:17.925 INFO [stderr]  --> src/app/mod.rs:6:3
Dec 19 17:09:17.925 INFO [stderr]   |
Dec 19 17:09:17.925 INFO [stderr] 6 |   db: Db,
Dec 19 17:09:17.925 INFO [stderr]   |   ^^^^^^
Dec 19 17:09:17.925 INFO [stderr]   |
Dec 19 17:09:17.925 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 17:09:17.925 INFO [stderr] 
Dec 19 17:09:17.925 INFO [stderr] warning: field is never used: `views`
Dec 19 17:09:17.925 INFO [stderr]  --> src/app/mod.rs:7:3
Dec 19 17:09:17.925 INFO [stderr]   |
Dec 19 17:09:17.925 INFO [stderr] 7 |   views: Views,
Dec 19 17:09:17.925 INFO [stderr]   |   ^^^^^^^^^^^^
Dec 19 17:09:17.925 INFO [stderr] 
Dec 19 17:09:17.925 INFO [stderr] warning: method is never used: `open_session`
Dec 19 17:09:17.925 INFO [stderr]   --> src/app/mod.rs:18:3
Dec 19 17:09:17.925 INFO [stderr]    |
Dec 19 17:09:17.925 INFO [stderr] 18 |   pub fn open_session(&self) {}
Dec 19 17:09:17.925 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:09:17.925 INFO [stderr] 
Dec 19 17:09:17.925 INFO [stderr] warning: field is never used: `db`
Dec 19 17:09:17.925 INFO [stderr]  --> src/db/mod.rs:6:3
Dec 19 17:09:17.925 INFO [stderr]   |
Dec 19 17:09:17.925 INFO [stderr] 6 |   db: Database,
Dec 19 17:09:17.925 INFO [stderr]   |   ^^^^^^^^^^^^
Dec 19 17:09:17.925 INFO [stderr] 
Dec 19 17:09:17.925 INFO [stderr] warning: struct is never constructed: `Session`
Dec 19 17:09:17.925 INFO [stderr]  --> src/session/mod.rs:3:1
Dec 19 17:09:17.925 INFO [stderr]   |
Dec 19 17:09:17.925 INFO [stderr] 3 | pub struct Session {
Dec 19 17:09:17.925 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 19 17:09:17.925 INFO [stderr] 
Dec 19 17:09:17.925 INFO [stderr] warning: method is never used: `new`
Dec 19 17:09:17.925 INFO [stderr]  --> src/session/mod.rs:8:3
Dec 19 17:09:17.925 INFO [stderr]   |
Dec 19 17:09:17.925 INFO [stderr] 8 |   pub fn new(username: &str, password: &str) -> Session {
Dec 19 17:09:17.925 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:09:17.925 INFO [stderr] 
Dec 19 17:09:17.925 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:09:17.925 INFO [stderr]   --> src/db/mod.rs:15:5
Dec 19 17:09:17.925 INFO [stderr]    |
Dec 19 17:09:17.925 INFO [stderr] 15 | /     match auth {
Dec 19 17:09:17.925 INFO [stderr] 16 | |       Ok(ok) => auth,
Dec 19 17:09:17.925 INFO [stderr] 17 | |       Err(err) => panic!("Error while connecting to database."),
Dec 19 17:09:17.925 INFO [stderr] 18 | |     };
Dec 19 17:09:17.925 INFO [stderr]    | |______^
Dec 19 17:09:17.925 INFO [stderr]    |
Dec 19 17:09:17.925 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 17:09:17.925 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:09:17.925 INFO [stderr] 
Dec 19 17:09:18.064 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 17:09:18.064 INFO [stderr]  --> src/main.rs:1:13
Dec 19 17:09:18.064 INFO [stderr]   |
Dec 19 17:09:18.064 INFO [stderr] 1 | #[macro_use(bson, doc)]
Dec 19 17:09:18.064 INFO [stderr]   |             ^^^^
Dec 19 17:09:18.064 INFO [stderr]   |
Dec 19 17:09:18.064 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 17:09:18.064 INFO [stderr] 
Dec 19 17:09:18.064 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 17:09:18.064 INFO [stderr]  --> src/main.rs:1:19
Dec 19 17:09:18.064 INFO [stderr]   |
Dec 19 17:09:18.064 INFO [stderr] 1 | #[macro_use(bson, doc)]
Dec 19 17:09:18.064 INFO [stderr]   |                   ^^^
Dec 19 17:09:18.064 INFO [stderr] 
Dec 19 17:09:18.064 INFO [stderr] warning: unused import: `session::Session`
Dec 19 17:09:18.064 INFO [stderr]  --> src/app/mod.rs:2:5
Dec 19 17:09:18.064 INFO [stderr]   |
Dec 19 17:09:18.064 INFO [stderr] 2 | use session::Session;
Dec 19 17:09:18.064 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 17:09:18.064 INFO [stderr] 
Dec 19 17:09:18.120 INFO [stderr] warning: unused variable: `app`
Dec 19 17:09:18.120 INFO [stderr]   --> src/main.rs:13:7
Dec 19 17:09:18.120 INFO [stderr]    |
Dec 19 17:09:18.120 INFO [stderr] 13 |   let app = App::new();
Dec 19 17:09:18.120 INFO [stderr]    |       ^^^ help: consider using `_app` instead
Dec 19 17:09:18.120 INFO [stderr]    |
Dec 19 17:09:18.120 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 17:09:18.120 INFO [stderr] 
Dec 19 17:09:18.120 INFO [stderr] warning: unused variable: `ok`
Dec 19 17:09:18.120 INFO [stderr]   --> src/db/mod.rs:16:10
Dec 19 17:09:18.120 INFO [stderr]    |
Dec 19 17:09:18.120 INFO [stderr] 16 |       Ok(ok) => auth,
Dec 19 17:09:18.120 INFO [stderr]    |          ^^ help: consider using `_ok` instead
Dec 19 17:09:18.120 INFO [stderr] 
Dec 19 17:09:18.120 INFO [stderr] warning: unused variable: `err`
Dec 19 17:09:18.120 INFO [stderr]   --> src/db/mod.rs:17:11
Dec 19 17:09:18.120 INFO [stderr]    |
Dec 19 17:09:18.121 INFO [stderr] 17 |       Err(err) => panic!("Error while connecting to database."),
Dec 19 17:09:18.121 INFO [stderr]    |           ^^^ help: consider using `_err` instead
Dec 19 17:09:18.121 INFO [stderr] 
Dec 19 17:09:18.121 INFO [stderr] warning: unused variable: `username`
Dec 19 17:09:18.121 INFO [stderr]  --> src/session/mod.rs:8:14
Dec 19 17:09:18.121 INFO [stderr]   |
Dec 19 17:09:18.121 INFO [stderr] 8 |   pub fn new(username: &str, password: &str) -> Session {
Dec 19 17:09:18.121 INFO [stderr]   |              ^^^^^^^^ help: consider using `_username` instead
Dec 19 17:09:18.121 INFO [stderr] 
Dec 19 17:09:18.121 INFO [stderr] warning: unused variable: `password`
Dec 19 17:09:18.121 INFO [stderr]  --> src/session/mod.rs:8:30
Dec 19 17:09:18.121 INFO [stderr]   |
Dec 19 17:09:18.121 INFO [stderr] 8 |   pub fn new(username: &str, password: &str) -> Session {
Dec 19 17:09:18.121 INFO [stderr]   |                              ^^^^^^^^ help: consider using `_password` instead
Dec 19 17:09:18.121 INFO [stderr] 
Dec 19 17:09:18.121 INFO [stderr] warning: field is never used: `db`
Dec 19 17:09:18.121 INFO [stderr]  --> src/app/mod.rs:6:3
Dec 19 17:09:18.121 INFO [stderr]   |
Dec 19 17:09:18.121 INFO [stderr] 6 |   db: Db,
Dec 19 17:09:18.121 INFO [stderr]   |   ^^^^^^
Dec 19 17:09:18.121 INFO [stderr]   |
Dec 19 17:09:18.121 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 17:09:18.121 INFO [stderr] 
Dec 19 17:09:18.121 INFO [stderr] warning: field is never used: `views`
Dec 19 17:09:18.121 INFO [stderr]  --> src/app/mod.rs:7:3
Dec 19 17:09:18.121 INFO [stderr]   |
Dec 19 17:09:18.121 INFO [stderr] 7 |   views: Views,
Dec 19 17:09:18.121 INFO [stderr]   |   ^^^^^^^^^^^^
Dec 19 17:09:18.121 INFO [stderr] 
Dec 19 17:09:18.121 INFO [stderr] warning: method is never used: `open_session`
Dec 19 17:09:18.121 INFO [stderr]   --> src/app/mod.rs:18:3
Dec 19 17:09:18.121 INFO [stderr]    |
Dec 19 17:09:18.121 INFO [stderr] 18 |   pub fn open_session(&self) {}
Dec 19 17:09:18.121 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:09:18.121 INFO [stderr] 
Dec 19 17:09:18.121 INFO [stderr] warning: field is never used: `db`
Dec 19 17:09:18.121 INFO [stderr]  --> src/db/mod.rs:6:3
Dec 19 17:09:18.121 INFO [stderr]   |
Dec 19 17:09:18.121 INFO [stderr] 6 |   db: Database,
Dec 19 17:09:18.121 INFO [stderr]   |   ^^^^^^^^^^^^
Dec 19 17:09:18.121 INFO [stderr] 
Dec 19 17:09:18.121 INFO [stderr] warning: struct is never constructed: `Session`
Dec 19 17:09:18.121 INFO [stderr]  --> src/session/mod.rs:3:1
Dec 19 17:09:18.121 INFO [stderr]   |
Dec 19 17:09:18.121 INFO [stderr] 3 | pub struct Session {
Dec 19 17:09:18.121 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 19 17:09:18.121 INFO [stderr] 
Dec 19 17:09:18.121 INFO [stderr] warning: method is never used: `new`
Dec 19 17:09:18.121 INFO [stderr]  --> src/session/mod.rs:8:3
Dec 19 17:09:18.121 INFO [stderr]   |
Dec 19 17:09:18.121 INFO [stderr] 8 |   pub fn new(username: &str, password: &str) -> Session {
Dec 19 17:09:18.121 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:09:18.122 INFO [stderr] 
Dec 19 17:09:18.122 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:09:18.122 INFO [stderr]   --> src/db/mod.rs:15:5
Dec 19 17:09:18.122 INFO [stderr]    |
Dec 19 17:09:18.122 INFO [stderr] 15 | /     match auth {
Dec 19 17:09:18.122 INFO [stderr] 16 | |       Ok(ok) => auth,
Dec 19 17:09:18.122 INFO [stderr] 17 | |       Err(err) => panic!("Error while connecting to database."),
Dec 19 17:09:18.122 INFO [stderr] 18 | |     };
Dec 19 17:09:18.122 INFO [stderr]    | |______^
Dec 19 17:09:18.122 INFO [stderr]    |
Dec 19 17:09:18.122 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 17:09:18.122 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:09:18.122 INFO [stderr] 
Dec 19 17:09:18.152 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.64s
Dec 19 17:09:18.846 INFO running `"docker" "inspect" "32d625c7c597b3b9146d50bea06c0f560a25300aa5d45e2e408e98d78a5e4b8a"`
Dec 19 17:09:19.106 INFO running `"docker" "rm" "-f" "32d625c7c597b3b9146d50bea06c0f560a25300aa5d45e2e408e98d78a5e4b8a"`
Dec 19 17:09:19.415 INFO [stdout] 32d625c7c597b3b9146d50bea06c0f560a25300aa5d45e2e408e98d78a5e4b8a