Nov 02 02:37:46.049 INFO checking zhangsoledad/lmdb_test against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 02:37:46.050 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-2/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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"`
Nov 02 02:37:46.507 INFO blam! 65361ce69aea425514c7501bb358d159100a537ff164b4f88cb24fbf7cb3c5e5
Nov 02 02:37:46.516 INFO running `"docker" "start" "-a" "65361ce69aea425514c7501bb358d159100a537ff164b4f88cb24fbf7cb3c5e5"`
Nov 02 02:37:48.260 INFO kablam! usermod: no changes
Nov 02 02:37:48.408 INFO kablam!    Compiling gcc v0.3.53
Nov 02 02:37:48.416 INFO kablam!     Checking libc v0.2.30
Nov 02 02:37:48.420 INFO kablam!     Checking either v1.1.0
Nov 02 02:37:48.420 INFO kablam!     Checking scopeguard v0.3.2
Nov 02 02:37:48.421 INFO kablam!    Compiling rayon-core v1.2.1
Nov 02 02:37:48.440 INFO kablam!     Checking futures v0.1.15
Nov 02 02:37:48.440 INFO kablam!     Checking serde v1.0.11
Nov 02 02:37:48.440 INFO kablam!    Compiling synom v0.11.3
Nov 02 02:37:50.108 INFO kablam!    Compiling syn v0.11.11
Nov 02 02:37:50.365 INFO kablam!     Checking coco v0.1.1
Nov 02 02:37:53.200 INFO kablam!     Checking rand v0.3.16
Nov 02 02:37:53.200 INFO kablam!     Checking num_cpus v1.6.2
Nov 02 02:37:59.086 INFO kablam!    Compiling lmdb-sys v0.7.1
Nov 02 02:38:01.422 INFO kablam!     Checking tempdir v0.3.5
Nov 02 02:38:07.852 INFO kablam!     Checking lmdb v0.7.1
Nov 02 02:38:09.928 INFO kablam!    Compiling serde_derive_internals v0.15.1
Nov 02 02:38:10.353 INFO kablam!     Checking rayon v0.8.2
Nov 02 02:38:16.221 INFO kablam!    Compiling serde_derive v1.0.11
Nov 02 02:38:27.004 INFO kablam!     Checking bincode v0.8.0
Nov 02 02:38:28.761 INFO kablam!     Checking lmdb_test v0.1.0 (/source)
Nov 02 02:38:29.349 INFO kablam! warning: unused import: `Cursor`
Nov 02 02:38:29.349 INFO kablam!  --> src/lmdb.rs:3:14
Nov 02 02:38:29.349 INFO kablam!   |
Nov 02 02:38:29.350 INFO kablam! 3 | use libmdb::{Cursor, Database, DatabaseFlags, Environment, Transaction, WriteFlags};
Nov 02 02:38:29.350 INFO kablam!   |              ^^^^^^
Nov 02 02:38:29.369 INFO kablam!   |
Nov 02 02:38:29.369 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 02 02:38:29.370 INFO kablam! 
Nov 02 02:38:29.370 INFO kablam! warning: unused import: `rayon::prelude`
Nov 02 02:38:29.370 INFO kablam!   --> src/main.rs:11:5
Nov 02 02:38:29.370 INFO kablam!    |
Nov 02 02:38:29.371 INFO kablam! 11 | use rayon::prelude::*;
Nov 02 02:38:29.371 INFO kablam!    |     ^^^^^^^^^^^^^^
Nov 02 02:38:29.371 INFO kablam! 
Nov 02 02:38:29.384 INFO kablam! warning: unused import: `Cursor`
Nov 02 02:38:29.385 INFO kablam!  --> src/lmdb.rs:3:14
Nov 02 02:38:29.385 INFO kablam!   |
Nov 02 02:38:29.385 INFO kablam! 3 | use libmdb::{Cursor, Database, DatabaseFlags, Environment, Transaction, WriteFlags};
Nov 02 02:38:29.386 INFO kablam!   |              ^^^^^^
Nov 02 02:38:29.386 INFO kablam!   |
Nov 02 02:38:29.386 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 02 02:38:29.386 INFO kablam! 
Nov 02 02:38:29.387 INFO kablam! warning: unused import: `rayon::prelude`
Nov 02 02:38:29.387 INFO kablam!   --> src/main.rs:11:5
Nov 02 02:38:29.387 INFO kablam!    |
Nov 02 02:38:29.387 INFO kablam! 11 | use rayon::prelude::*;
Nov 02 02:38:29.388 INFO kablam!    |     ^^^^^^^^^^^^^^
Nov 02 02:38:29.388 INFO kablam! 
Nov 02 02:38:29.448 INFO kablam! warning: constant `height_key` should have an upper case name such as `HEIGHT_KEY`
Nov 02 02:38:29.449 INFO kablam!  --> src/lmdb.rs:6:1
Nov 02 02:38:29.449 INFO kablam!   |
Nov 02 02:38:29.449 INFO kablam! 6 | const height_key: [u8; 1] = [104];
Nov 02 02:38:29.450 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 02:38:29.456 INFO kablam!   |
Nov 02 02:38:29.457 INFO kablam!   = note: #[warn(non_upper_case_globals)] on by default
Nov 02 02:38:29.457 INFO kablam! 
Nov 02 02:38:29.457 INFO kablam! warning: constant `head_key` should have an upper case name such as `HEAD_KEY`
Nov 02 02:38:29.458 INFO kablam!  --> src/lmdb.rs:7:1
Nov 02 02:38:29.458 INFO kablam!   |
Nov 02 02:38:29.458 INFO kablam! 7 | const head_key: [u8; 1] = [105];
Nov 02 02:38:29.459 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 02:38:29.459 INFO kablam! 
Nov 02 02:38:29.459 INFO kablam! warning: constant `tail_key` should have an upper case name such as `TAIL_KEY`
Nov 02 02:38:29.459 INFO kablam!  --> src/lmdb.rs:8:1
Nov 02 02:38:29.460 INFO kablam!   |
Nov 02 02:38:29.460 INFO kablam! 8 | const tail_key: [u8; 1] = [116];
Nov 02 02:38:29.460 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 02:38:29.461 INFO kablam! 
Nov 02 02:38:29.461 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 02:38:29.461 INFO kablam!   --> src/main.rs:18:5
Nov 02 02:38:29.461 INFO kablam!    |
Nov 02 02:38:29.462 INFO kablam! 18 |     db.clear();
Nov 02 02:38:29.462 INFO kablam!    |     ^^^^^^^^^^^
Nov 02 02:38:29.462 INFO kablam!    |
Nov 02 02:38:29.463 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 02 02:38:29.463 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 02:38:29.463 INFO kablam! 
Nov 02 02:38:29.463 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 02 02:38:29.464 INFO kablam!   --> src/main.rs:22:5
Nov 02 02:38:29.464 INFO kablam!    |
Nov 02 02:38:29.464 INFO kablam! 22 | /     height
Nov 02 02:38:29.465 INFO kablam! 23 | |         .iter()
Nov 02 02:38:29.465 INFO kablam! 24 | |         .map(|height| { db.save_height(*height); })
Nov 02 02:38:29.465 INFO kablam! 25 | |         .collect::<Vec<()>>();
Nov 02 02:38:29.465 INFO kablam!    | |______________________________^
Nov 02 02:38:29.466 INFO kablam!    |
Nov 02 02:38:29.466 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 02 02:38:29.466 INFO kablam! 
Nov 02 02:38:29.467 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 02:38:29.467 INFO kablam!   --> src/main.rs:24:25
Nov 02 02:38:29.467 INFO kablam!    |
Nov 02 02:38:29.468 INFO kablam! 24 |         .map(|height| { db.save_height(*height); })
Nov 02 02:38:29.468 INFO kablam!    |                         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 02:38:29.468 INFO kablam!    |
Nov 02 02:38:29.468 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 02:38:29.469 INFO kablam! 
Nov 02 02:38:29.469 INFO kablam! warning: constant `height_key` should have an upper case name such as `HEIGHT_KEY`
Nov 02 02:38:29.469 INFO kablam!  --> src/lmdb.rs:6:1
Nov 02 02:38:29.470 INFO kablam!   |
Nov 02 02:38:29.470 INFO kablam! 6 | const height_key: [u8; 1] = [104];
Nov 02 02:38:29.470 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 02:38:29.471 INFO kablam!   |
Nov 02 02:38:29.471 INFO kablam!   = note: #[warn(non_upper_case_globals)] on by default
Nov 02 02:38:29.471 INFO kablam! 
Nov 02 02:38:29.484 INFO kablam! warning: constant `head_key` should have an upper case name such as `HEAD_KEY`
Nov 02 02:38:29.485 INFO kablam!  --> src/lmdb.rs:7:1
Nov 02 02:38:29.485 INFO kablam!   |
Nov 02 02:38:29.486 INFO kablam! 7 | const head_key: [u8; 1] = [105];
Nov 02 02:38:29.486 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 02:38:29.486 INFO kablam! 
Nov 02 02:38:29.486 INFO kablam! warning: constant `tail_key` should have an upper case name such as `TAIL_KEY`
Nov 02 02:38:29.487 INFO kablam!  --> src/lmdb.rs:8:1
Nov 02 02:38:29.487 INFO kablam!   |
Nov 02 02:38:29.487 INFO kablam! 8 | const tail_key: [u8; 1] = [116];
Nov 02 02:38:29.488 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 02:38:29.488 INFO kablam! 
Nov 02 02:38:29.488 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 02:38:29.489 INFO kablam!   --> src/main.rs:18:5
Nov 02 02:38:29.489 INFO kablam!    |
Nov 02 02:38:29.489 INFO kablam! 18 |     db.clear();
Nov 02 02:38:29.489 INFO kablam!    |     ^^^^^^^^^^^
Nov 02 02:38:29.490 INFO kablam!    |
Nov 02 02:38:29.490 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 02 02:38:29.490 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 02:38:29.491 INFO kablam! 
Nov 02 02:38:29.491 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 02 02:38:29.491 INFO kablam!   --> src/main.rs:22:5
Nov 02 02:38:29.491 INFO kablam!    |
Nov 02 02:38:29.492 INFO kablam! 22 | /     height
Nov 02 02:38:29.492 INFO kablam! 23 | |         .iter()
Nov 02 02:38:29.492 INFO kablam! 24 | |         .map(|height| { db.save_height(*height); })
Nov 02 02:38:29.493 INFO kablam! 25 | |         .collect::<Vec<()>>();
Nov 02 02:38:29.493 INFO kablam!    | |______________________________^
Nov 02 02:38:29.493 INFO kablam!    |
Nov 02 02:38:29.493 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 02 02:38:29.494 INFO kablam! 
Nov 02 02:38:29.494 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 02:38:29.494 INFO kablam!   --> src/main.rs:24:25
Nov 02 02:38:29.495 INFO kablam!    |
Nov 02 02:38:29.495 INFO kablam! 24 |         .map(|height| { db.save_height(*height); })
Nov 02 02:38:29.495 INFO kablam!    |                         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 02 02:38:29.495 INFO kablam!    |
Nov 02 02:38:29.496 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 02:38:29.496 INFO kablam! 
Nov 02 02:38:29.520 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 41.23s
Nov 02 02:38:29.521 INFO kablam! su: No module specific data is present
Nov 02 02:38:30.900 INFO running `"docker" "rm" "-f" "65361ce69aea425514c7501bb358d159100a537ff164b4f88cb24fbf7cb3c5e5"`
Nov 02 02:38:31.197 INFO blam! 65361ce69aea425514c7501bb358d159100a537ff164b4f88cb24fbf7cb3c5e5