Dec 04 23:59:49.491 INFO testing zhangsoledad/lmdb_test against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 04 23:59:49.491 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 04 23:59:49.908 INFO [stdout] 4ae17814965aa7bbd10f96506f56ccd116a4442a00c0b6e0a16d5f5e4bf6e224
Dec 04 23:59:49.916 INFO running `"docker" "start" "-a" "4ae17814965aa7bbd10f96506f56ccd116a4442a00c0b6e0a16d5f5e4bf6e224"`
Dec 04 23:59:51.756 INFO [stderr] usermod: no changes
Dec 04 23:59:51.880 INFO [stderr]    Compiling gcc v0.3.53
Dec 04 23:59:51.880 INFO [stderr]    Compiling either v1.1.0
Dec 04 23:59:51.880 INFO [stderr]    Compiling scopeguard v0.3.2
Dec 04 23:59:51.880 INFO [stderr]    Compiling libc v0.2.30
Dec 04 23:59:51.889 INFO [stderr]    Compiling rayon-core v1.2.1
Dec 04 23:59:51.898 INFO [stderr]    Compiling futures v0.1.15
Dec 04 23:59:51.898 INFO [stderr]    Compiling lazy_static v0.2.8
Dec 04 23:59:51.910 INFO [stderr]    Compiling bitflags v0.9.1
Dec 04 23:59:52.690 INFO [stderr]    Compiling num-traits v0.1.40
Dec 04 23:59:52.822 INFO [stderr]    Compiling serde v1.0.11
Dec 04 23:59:53.113 INFO [stderr]    Compiling syn v0.11.11
Dec 04 23:59:53.620 INFO [stderr]    Compiling coco v0.1.1
Dec 04 23:59:59.818 INFO [stderr]    Compiling num_cpus v1.6.2
Dec 05 00:00:00.258 INFO [stderr]    Compiling rand v0.3.16
Dec 05 00:00:00.611 INFO [stderr]    Compiling lmdb-sys v0.7.1
Dec 05 00:00:06.706 INFO [stderr]    Compiling lmdb v0.7.1
Dec 05 00:00:11.241 INFO [stderr]    Compiling serde_derive_internals v0.15.1
Dec 05 00:00:11.482 INFO [stderr]    Compiling tempdir v0.3.5
Dec 05 00:00:16.044 INFO [stderr]    Compiling rayon v0.8.2
Dec 05 00:00:16.326 INFO [stderr]    Compiling serde_derive v1.0.11
Dec 05 00:00:25.279 INFO [stderr]    Compiling bincode v0.8.0
Dec 05 00:00:26.081 INFO [stderr]    Compiling lmdb_test v0.1.0 (/source)
Dec 05 00:00:26.356 INFO [stderr] warning: unused import: `Cursor`
Dec 05 00:00:26.357 INFO [stderr]  --> src/lmdb.rs:3:14
Dec 05 00:00:26.357 INFO [stderr]   |
Dec 05 00:00:26.357 INFO [stderr] 3 | use libmdb::{Cursor, Database, DatabaseFlags, Environment, Transaction, WriteFlags};
Dec 05 00:00:26.358 INFO [stderr]   |              ^^^^^^
Dec 05 00:00:26.358 INFO [stderr]   |
Dec 05 00:00:26.358 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 00:00:26.359 INFO [stderr] 
Dec 05 00:00:26.359 INFO [stderr] warning: unused import: `rayon::prelude`
Dec 05 00:00:26.359 INFO [stderr]   --> src/main.rs:11:5
Dec 05 00:00:26.359 INFO [stderr]    |
Dec 05 00:00:26.360 INFO [stderr] 11 | use rayon::prelude::*;
Dec 05 00:00:26.360 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 05 00:00:26.360 INFO [stderr] 
Dec 05 00:00:26.378 INFO [stderr] warning: constant `height_key` should have an upper case name such as `HEIGHT_KEY`
Dec 05 00:00:26.378 INFO [stderr]  --> src/lmdb.rs:6:1
Dec 05 00:00:26.378 INFO [stderr]   |
Dec 05 00:00:26.378 INFO [stderr] 6 | const height_key: [u8; 1] = [104];
Dec 05 00:00:26.378 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:00:26.378 INFO [stderr]   |
Dec 05 00:00:26.379 INFO [stderr]   = note: #[warn(non_upper_case_globals)] on by default
Dec 05 00:00:26.379 INFO [stderr] 
Dec 05 00:00:26.379 INFO [stderr] warning: constant `head_key` should have an upper case name such as `HEAD_KEY`
Dec 05 00:00:26.379 INFO [stderr]  --> src/lmdb.rs:7:1
Dec 05 00:00:26.379 INFO [stderr]   |
Dec 05 00:00:26.379 INFO [stderr] 7 | const head_key: [u8; 1] = [105];
Dec 05 00:00:26.379 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:00:26.379 INFO [stderr] 
Dec 05 00:00:26.379 INFO [stderr] warning: constant `tail_key` should have an upper case name such as `TAIL_KEY`
Dec 05 00:00:26.379 INFO [stderr]  --> src/lmdb.rs:8:1
Dec 05 00:00:26.379 INFO [stderr]   |
Dec 05 00:00:26.379 INFO [stderr] 8 | const tail_key: [u8; 1] = [116];
Dec 05 00:00:26.379 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:00:26.379 INFO [stderr] 
Dec 05 00:00:26.382 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 00:00:26.382 INFO [stderr]   --> src/main.rs:18:5
Dec 05 00:00:26.382 INFO [stderr]    |
Dec 05 00:00:26.382 INFO [stderr] 18 |     db.clear();
Dec 05 00:00:26.382 INFO [stderr]    |     ^^^^^^^^^^^
Dec 05 00:00:26.382 INFO [stderr]    |
Dec 05 00:00:26.382 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 00:00:26.382 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 00:00:26.382 INFO [stderr] 
Dec 05 00:00:26.382 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 05 00:00:26.382 INFO [stderr]   --> src/main.rs:22:5
Dec 05 00:00:26.382 INFO [stderr]    |
Dec 05 00:00:26.382 INFO [stderr] 22 | /     height
Dec 05 00:00:26.382 INFO [stderr] 23 | |         .iter()
Dec 05 00:00:26.383 INFO [stderr] 24 | |         .map(|height| { db.save_height(*height); })
Dec 05 00:00:26.383 INFO [stderr] 25 | |         .collect::<Vec<()>>();
Dec 05 00:00:26.383 INFO [stderr]    | |______________________________^
Dec 05 00:00:26.383 INFO [stderr]    |
Dec 05 00:00:26.383 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 05 00:00:26.383 INFO [stderr] 
Dec 05 00:00:26.383 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 00:00:26.383 INFO [stderr]   --> src/main.rs:24:25
Dec 05 00:00:26.383 INFO [stderr]    |
Dec 05 00:00:26.383 INFO [stderr] 24 |         .map(|height| { db.save_height(*height); })
Dec 05 00:00:26.383 INFO [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:00:26.383 INFO [stderr]    |
Dec 05 00:00:26.383 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 00:00:26.383 INFO [stderr] 
Dec 05 00:00:27.166 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.38s
Dec 05 00:00:27.171 INFO [stderr] su: No module specific data is present
Dec 05 00:00:30.320 INFO running `"docker" "inspect" "4ae17814965aa7bbd10f96506f56ccd116a4442a00c0b6e0a16d5f5e4bf6e224"`
Dec 05 00:00:30.584 INFO running `"docker" "rm" "-f" "4ae17814965aa7bbd10f96506f56ccd116a4442a00c0b6e0a16d5f5e4bf6e224"`
Dec 05 00:00:30.926 INFO [stdout] 4ae17814965aa7bbd10f96506f56ccd116a4442a00c0b6e0a16d5f5e4bf6e224
Dec 05 00:00:30.930 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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 05 00:00:31.470 INFO [stdout] 0874c3983199a0eeca751942ac07853b91043c2b8863df94e8157b4fb115553e
Dec 05 00:00:31.480 INFO running `"docker" "start" "-a" "0874c3983199a0eeca751942ac07853b91043c2b8863df94e8157b4fb115553e"`
Dec 05 00:00:33.260 INFO [stderr] usermod: no changes
Dec 05 00:00:33.352 INFO [stderr]    Compiling lmdb_test v0.1.0 (/source)
Dec 05 00:00:33.623 INFO [stderr] warning: unused import: `Cursor`
Dec 05 00:00:33.623 INFO [stderr]  --> src/lmdb.rs:3:14
Dec 05 00:00:33.623 INFO [stderr]   |
Dec 05 00:00:33.623 INFO [stderr] 3 | use libmdb::{Cursor, Database, DatabaseFlags, Environment, Transaction, WriteFlags};
Dec 05 00:00:33.623 INFO [stderr]   |              ^^^^^^
Dec 05 00:00:33.623 INFO [stderr]   |
Dec 05 00:00:33.623 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 00:00:33.623 INFO [stderr] 
Dec 05 00:00:33.623 INFO [stderr] warning: unused import: `rayon::prelude`
Dec 05 00:00:33.623 INFO [stderr]   --> src/main.rs:11:5
Dec 05 00:00:33.623 INFO [stderr]    |
Dec 05 00:00:33.623 INFO [stderr] 11 | use rayon::prelude::*;
Dec 05 00:00:33.623 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 05 00:00:33.623 INFO [stderr] 
Dec 05 00:00:33.647 INFO [stderr] warning: constant `height_key` should have an upper case name such as `HEIGHT_KEY`
Dec 05 00:00:33.648 INFO [stderr]  --> src/lmdb.rs:6:1
Dec 05 00:00:33.648 INFO [stderr]   |
Dec 05 00:00:33.648 INFO [stderr] 6 | const height_key: [u8; 1] = [104];
Dec 05 00:00:33.648 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:00:33.648 INFO [stderr]   |
Dec 05 00:00:33.648 INFO [stderr]   = note: #[warn(non_upper_case_globals)] on by default
Dec 05 00:00:33.648 INFO [stderr] 
Dec 05 00:00:33.648 INFO [stderr] warning: constant `head_key` should have an upper case name such as `HEAD_KEY`
Dec 05 00:00:33.648 INFO [stderr]  --> src/lmdb.rs:7:1
Dec 05 00:00:33.648 INFO [stderr]   |
Dec 05 00:00:33.648 INFO [stderr] 7 | const head_key: [u8; 1] = [105];
Dec 05 00:00:33.648 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:00:33.648 INFO [stderr] 
Dec 05 00:00:33.648 INFO [stderr] warning: constant `tail_key` should have an upper case name such as `TAIL_KEY`
Dec 05 00:00:33.648 INFO [stderr]  --> src/lmdb.rs:8:1
Dec 05 00:00:33.648 INFO [stderr]   |
Dec 05 00:00:33.648 INFO [stderr] 8 | const tail_key: [u8; 1] = [116];
Dec 05 00:00:33.648 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:00:33.648 INFO [stderr] 
Dec 05 00:00:33.648 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 00:00:33.649 INFO [stderr]   --> src/main.rs:18:5
Dec 05 00:00:33.649 INFO [stderr]    |
Dec 05 00:00:33.649 INFO [stderr] 18 |     db.clear();
Dec 05 00:00:33.649 INFO [stderr]    |     ^^^^^^^^^^^
Dec 05 00:00:33.649 INFO [stderr]    |
Dec 05 00:00:33.649 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 00:00:33.649 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 00:00:33.649 INFO [stderr] 
Dec 05 00:00:33.649 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 05 00:00:33.649 INFO [stderr]   --> src/main.rs:22:5
Dec 05 00:00:33.649 INFO [stderr]    |
Dec 05 00:00:33.649 INFO [stderr] 22 | /     height
Dec 05 00:00:33.649 INFO [stderr] 23 | |         .iter()
Dec 05 00:00:33.649 INFO [stderr] 24 | |         .map(|height| { db.save_height(*height); })
Dec 05 00:00:33.649 INFO [stderr] 25 | |         .collect::<Vec<()>>();
Dec 05 00:00:33.649 INFO [stderr]    | |______________________________^
Dec 05 00:00:33.649 INFO [stderr]    |
Dec 05 00:00:33.649 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 05 00:00:33.649 INFO [stderr] 
Dec 05 00:00:33.649 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 00:00:33.649 INFO [stderr]   --> src/main.rs:24:25
Dec 05 00:00:33.649 INFO [stderr]    |
Dec 05 00:00:33.649 INFO [stderr] 24 |         .map(|height| { db.save_height(*height); })
Dec 05 00:00:33.649 INFO [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:00:33.650 INFO [stderr]    |
Dec 05 00:00:33.650 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 00:00:33.650 INFO [stderr] 
Dec 05 00:00:33.988 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Dec 05 00:00:33.988 INFO [stderr] su: No module specific data is present
Dec 05 00:00:34.806 INFO running `"docker" "inspect" "0874c3983199a0eeca751942ac07853b91043c2b8863df94e8157b4fb115553e"`
Dec 05 00:00:35.152 INFO running `"docker" "rm" "-f" "0874c3983199a0eeca751942ac07853b91043c2b8863df94e8157b4fb115553e"`
Dec 05 00:00:35.388 INFO [stdout] 0874c3983199a0eeca751942ac07853b91043c2b8863df94e8157b4fb115553e
Dec 05 00:00:35.390 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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 05 00:00:35.838 INFO [stdout] fc0b021400d774917914e882e85fd144a2fc23e3dddde13b0816221907600933
Dec 05 00:00:35.841 INFO running `"docker" "start" "-a" "fc0b021400d774917914e882e85fd144a2fc23e3dddde13b0816221907600933"`
Dec 05 00:00:37.157 INFO [stderr] usermod: no changes
Dec 05 00:00:37.281 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
Dec 05 00:00:37.303 INFO [stderr]      Running /target/debug/deps/lmdb_test-3ca6933b9938778f
Dec 05 00:00:37.310 INFO [stdout] 
Dec 05 00:00:37.310 INFO [stdout] running 0 tests
Dec 05 00:00:37.310 INFO [stdout] 
Dec 05 00:00:37.310 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 00:00:37.310 INFO [stdout] 
Dec 05 00:00:37.321 INFO [stderr] su: No module specific data is present
Dec 05 00:00:38.430 INFO running `"docker" "inspect" "fc0b021400d774917914e882e85fd144a2fc23e3dddde13b0816221907600933"`
Dec 05 00:00:38.714 INFO running `"docker" "rm" "-f" "fc0b021400d774917914e882e85fd144a2fc23e3dddde13b0816221907600933"`
Dec 05 00:00:38.972 INFO [stdout] fc0b021400d774917914e882e85fd144a2fc23e3dddde13b0816221907600933