Dec 11 05:08:09.219 INFO checking zhangsoledad/lmdb_test against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 05:08:09.220 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 05:08:09.688 INFO [stdout] 3d3dc2a0cb2e119873e10392990feb2531641939e94c2b0fac023906a40d248f
Dec 11 05:08:09.690 INFO running `"docker" "start" "-a" "3d3dc2a0cb2e119873e10392990feb2531641939e94c2b0fac023906a40d248f"`
Dec 11 05:08:10.956 INFO [stderr] usermod: no changes
Dec 11 05:08:11.130 INFO [stderr]    Compiling gcc v0.3.53
Dec 11 05:08:11.130 INFO [stderr]    Compiling rayon-core v1.2.1
Dec 11 05:08:11.140 INFO [stderr]     Checking either v1.1.0
Dec 11 05:08:11.140 INFO [stderr]     Checking libc v0.2.30
Dec 11 05:08:11.176 INFO [stderr]     Checking scopeguard v0.3.2
Dec 11 05:08:11.180 INFO [stderr]     Checking futures v0.1.15
Dec 11 05:08:11.181 INFO [stderr]     Checking lazy_static v0.2.8
Dec 11 05:08:11.182 INFO [stderr]     Checking serde v1.0.11
Dec 11 05:08:12.217 INFO [stderr]     Checking bitflags v0.9.1
Dec 11 05:08:12.240 INFO [stderr]    Compiling serde_derive_internals v0.15.1
Dec 11 05:08:13.077 INFO [stderr]     Checking coco v0.1.1
Dec 11 05:08:15.364 INFO [stderr]     Checking rand v0.3.16
Dec 11 05:08:15.364 INFO [stderr]     Checking num_cpus v1.6.2
Dec 11 05:08:22.262 INFO [stderr]    Compiling lmdb-sys v0.7.1
Dec 11 05:08:22.660 INFO [stderr]    Compiling serde_derive v1.0.11
Dec 11 05:08:24.200 INFO [stderr]     Checking tempdir v0.3.5
Dec 11 05:08:27.268 INFO [stderr]     Checking rayon v0.8.2
Dec 11 05:08:27.996 INFO [stderr]     Checking lmdb v0.7.1
Dec 11 05:08:39.622 INFO [stderr]     Checking bincode v0.8.0
Dec 11 05:08:40.257 INFO [stderr]     Checking lmdb_test v0.1.0 (/source)
Dec 11 05:08:40.758 INFO [stderr] warning: unused import: `Cursor`
Dec 11 05:08:40.758 INFO [stderr]  --> src/lmdb.rs:3:14
Dec 11 05:08:40.758 INFO [stderr]   |
Dec 11 05:08:40.758 INFO [stderr] 3 | use libmdb::{Cursor, Database, DatabaseFlags, Environment, Transaction, WriteFlags};
Dec 11 05:08:40.758 INFO [stderr]   |              ^^^^^^
Dec 11 05:08:40.784 INFO [stderr]   |
Dec 11 05:08:40.784 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 05:08:40.784 INFO [stderr] 
Dec 11 05:08:40.784 INFO [stderr] warning: unused import: `rayon::prelude`
Dec 11 05:08:40.784 INFO [stderr]   --> src/main.rs:11:5
Dec 11 05:08:40.784 INFO [stderr]    |
Dec 11 05:08:40.784 INFO [stderr] 11 | use rayon::prelude::*;
Dec 11 05:08:40.784 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 11 05:08:40.784 INFO [stderr] 
Dec 11 05:08:40.802 INFO [stderr] warning: unused import: `Cursor`
Dec 11 05:08:40.802 INFO [stderr]  --> src/lmdb.rs:3:14
Dec 11 05:08:40.802 INFO [stderr]   |
Dec 11 05:08:40.802 INFO [stderr] 3 | use libmdb::{Cursor, Database, DatabaseFlags, Environment, Transaction, WriteFlags};
Dec 11 05:08:40.802 INFO [stderr]   |              ^^^^^^
Dec 11 05:08:40.802 INFO [stderr]   |
Dec 11 05:08:40.802 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 05:08:40.802 INFO [stderr] 
Dec 11 05:08:40.802 INFO [stderr] warning: unused import: `rayon::prelude`
Dec 11 05:08:40.802 INFO [stderr]   --> src/main.rs:11:5
Dec 11 05:08:40.802 INFO [stderr]    |
Dec 11 05:08:40.802 INFO [stderr] 11 | use rayon::prelude::*;
Dec 11 05:08:40.802 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 11 05:08:40.802 INFO [stderr] 
Dec 11 05:08:40.847 INFO [stderr] warning: constant `height_key` should have an upper case name such as `HEIGHT_KEY`
Dec 11 05:08:40.847 INFO [stderr]  --> src/lmdb.rs:6:1
Dec 11 05:08:40.847 INFO [stderr]   |
Dec 11 05:08:40.847 INFO [stderr] 6 | const height_key: [u8; 1] = [104];
Dec 11 05:08:40.847 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:08:40.847 INFO [stderr]   |
Dec 11 05:08:40.847 INFO [stderr]   = note: #[warn(non_upper_case_globals)] on by default
Dec 11 05:08:40.847 INFO [stderr] 
Dec 11 05:08:40.847 INFO [stderr] warning: constant `head_key` should have an upper case name such as `HEAD_KEY`
Dec 11 05:08:40.847 INFO [stderr]  --> src/lmdb.rs:7:1
Dec 11 05:08:40.847 INFO [stderr]   |
Dec 11 05:08:40.847 INFO [stderr] 7 | const head_key: [u8; 1] = [105];
Dec 11 05:08:40.847 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:08:40.847 INFO [stderr] 
Dec 11 05:08:40.847 INFO [stderr] warning: constant `tail_key` should have an upper case name such as `TAIL_KEY`
Dec 11 05:08:40.847 INFO [stderr]  --> src/lmdb.rs:8:1
Dec 11 05:08:40.847 INFO [stderr]   |
Dec 11 05:08:40.847 INFO [stderr] 8 | const tail_key: [u8; 1] = [116];
Dec 11 05:08:40.847 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:08:40.848 INFO [stderr] 
Dec 11 05:08:40.848 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 05:08:40.848 INFO [stderr]   --> src/main.rs:18:5
Dec 11 05:08:40.848 INFO [stderr]    |
Dec 11 05:08:40.848 INFO [stderr] 18 |     db.clear();
Dec 11 05:08:40.848 INFO [stderr]    |     ^^^^^^^^^^^
Dec 11 05:08:40.848 INFO [stderr]    |
Dec 11 05:08:40.848 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 05:08:40.848 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 05:08:40.848 INFO [stderr] 
Dec 11 05:08:40.848 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 11 05:08:40.848 INFO [stderr]   --> src/main.rs:22:5
Dec 11 05:08:40.848 INFO [stderr]    |
Dec 11 05:08:40.848 INFO [stderr] 22 | /     height
Dec 11 05:08:40.848 INFO [stderr] 23 | |         .iter()
Dec 11 05:08:40.848 INFO [stderr] 24 | |         .map(|height| { db.save_height(*height); })
Dec 11 05:08:40.848 INFO [stderr] 25 | |         .collect::<Vec<()>>();
Dec 11 05:08:40.848 INFO [stderr]    | |______________________________^
Dec 11 05:08:40.848 INFO [stderr]    |
Dec 11 05:08:40.848 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 11 05:08:40.848 INFO [stderr] 
Dec 11 05:08:40.848 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 05:08:40.848 INFO [stderr]   --> src/main.rs:24:25
Dec 11 05:08:40.848 INFO [stderr]    |
Dec 11 05:08:40.848 INFO [stderr] 24 |         .map(|height| { db.save_height(*height); })
Dec 11 05:08:40.848 INFO [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:08:40.848 INFO [stderr]    |
Dec 11 05:08:40.848 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 05:08:40.848 INFO [stderr] 
Dec 11 05:08:40.849 INFO [stderr] warning: constant `height_key` should have an upper case name such as `HEIGHT_KEY`
Dec 11 05:08:40.849 INFO [stderr]  --> src/lmdb.rs:6:1
Dec 11 05:08:40.849 INFO [stderr]   |
Dec 11 05:08:40.849 INFO [stderr] 6 | const height_key: [u8; 1] = [104];
Dec 11 05:08:40.849 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:08:40.849 INFO [stderr]   |
Dec 11 05:08:40.849 INFO [stderr]   = note: #[warn(non_upper_case_globals)] on by default
Dec 11 05:08:40.849 INFO [stderr] 
Dec 11 05:08:40.849 INFO [stderr] warning: constant `head_key` should have an upper case name such as `HEAD_KEY`
Dec 11 05:08:40.849 INFO [stderr]  --> src/lmdb.rs:7:1
Dec 11 05:08:40.849 INFO [stderr]   |
Dec 11 05:08:40.849 INFO [stderr] 7 | const head_key: [u8; 1] = [105];
Dec 11 05:08:40.849 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:08:40.849 INFO [stderr] 
Dec 11 05:08:40.859 INFO [stderr] warning: constant `tail_key` should have an upper case name such as `TAIL_KEY`
Dec 11 05:08:40.859 INFO [stderr]  --> src/lmdb.rs:8:1
Dec 11 05:08:40.859 INFO [stderr]   |
Dec 11 05:08:40.859 INFO [stderr] 8 | const tail_key: [u8; 1] = [116];
Dec 11 05:08:40.859 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:08:40.872 INFO [stderr] 
Dec 11 05:08:40.872 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 05:08:40.872 INFO [stderr]   --> src/main.rs:18:5
Dec 11 05:08:40.872 INFO [stderr]    |
Dec 11 05:08:40.872 INFO [stderr] 18 |     db.clear();
Dec 11 05:08:40.872 INFO [stderr]    |     ^^^^^^^^^^^
Dec 11 05:08:40.872 INFO [stderr]    |
Dec 11 05:08:40.872 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 05:08:40.872 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 05:08:40.872 INFO [stderr] 
Dec 11 05:08:40.872 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 11 05:08:40.872 INFO [stderr]   --> src/main.rs:22:5
Dec 11 05:08:40.872 INFO [stderr]    |
Dec 11 05:08:40.872 INFO [stderr] 22 | /     height
Dec 11 05:08:40.872 INFO [stderr] 23 | |         .iter()
Dec 11 05:08:40.872 INFO [stderr] 24 | |         .map(|height| { db.save_height(*height); })
Dec 11 05:08:40.872 INFO [stderr] 25 | |         .collect::<Vec<()>>();
Dec 11 05:08:40.872 INFO [stderr]    | |______________________________^
Dec 11 05:08:40.872 INFO [stderr]    |
Dec 11 05:08:40.872 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 11 05:08:40.872 INFO [stderr] 
Dec 11 05:08:40.872 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 05:08:40.872 INFO [stderr]   --> src/main.rs:24:25
Dec 11 05:08:40.873 INFO [stderr]    |
Dec 11 05:08:40.873 INFO [stderr] 24 |         .map(|height| { db.save_height(*height); })
Dec 11 05:08:40.873 INFO [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 05:08:40.873 INFO [stderr]    |
Dec 11 05:08:40.873 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 05:08:40.873 INFO [stderr] 
Dec 11 05:08:40.896 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.90s
Dec 11 05:08:40.898 INFO [stderr] su: No module specific data is present
Dec 11 05:08:41.906 INFO running `"docker" "inspect" "3d3dc2a0cb2e119873e10392990feb2531641939e94c2b0fac023906a40d248f"`
Dec 11 05:08:42.152 INFO running `"docker" "rm" "-f" "3d3dc2a0cb2e119873e10392990feb2531641939e94c2b0fac023906a40d248f"`
Dec 11 05:08:42.588 INFO [stdout] 3d3dc2a0cb2e119873e10392990feb2531641939e94c2b0fac023906a40d248f