Nov 16 06:50:00.626 INFO testing zhangsoledad/lmdb_test against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 06:50:00.627 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 16 06:50:00.965 INFO [stdout] 97590ea2ab4b92ede42026261aad7110d66a30c5072ecadb461e20aeddc460e3
Nov 16 06:50:00.971 INFO running `"docker" "start" "-a" "97590ea2ab4b92ede42026261aad7110d66a30c5072ecadb461e20aeddc460e3"`
Nov 16 06:50:02.034 INFO [stderr] usermod: no changes
Nov 16 06:50:02.152 INFO [stderr]    Compiling gcc v0.3.53
Nov 16 06:50:02.152 INFO [stderr]    Compiling scopeguard v0.3.2
Nov 16 06:50:02.152 INFO [stderr]    Compiling rayon-core v1.2.1
Nov 16 06:50:02.167 INFO [stderr]    Compiling libc v0.2.30
Nov 16 06:50:02.167 INFO [stderr]    Compiling either v1.1.0
Nov 16 06:50:02.167 INFO [stderr]    Compiling futures v0.1.15
Nov 16 06:50:02.167 INFO [stderr]    Compiling lazy_static v0.2.8
Nov 16 06:50:02.167 INFO [stderr]    Compiling num-traits v0.1.40
Nov 16 06:50:02.635 INFO [stderr]    Compiling byteorder v1.1.0
Nov 16 06:50:02.763 INFO [stderr]    Compiling serde v1.0.11
Nov 16 06:50:02.763 INFO [stderr]    Compiling coco v0.1.1
Nov 16 06:50:03.091 INFO [stderr]    Compiling serde_derive v1.0.11
Nov 16 06:50:05.659 INFO [stderr]    Compiling rand v0.3.16
Nov 16 06:50:05.751 INFO [stderr]    Compiling num_cpus v1.6.2
Nov 16 06:50:09.635 INFO [stderr]    Compiling lmdb-sys v0.7.1
Nov 16 06:50:11.742 INFO [stderr]    Compiling tempdir v0.3.5
Nov 16 06:50:14.495 INFO [stderr]    Compiling lmdb v0.7.1
Nov 16 06:50:21.564 INFO [stderr]    Compiling rayon v0.8.2
Nov 16 06:50:27.023 INFO [stderr]    Compiling bincode v0.8.0
Nov 16 06:50:28.001 INFO [stderr]    Compiling lmdb_test v0.1.0 (/source)
Nov 16 06:50:28.257 INFO [stderr] warning: unused import: `Cursor`
Nov 16 06:50:28.258 INFO [stderr]  --> src/lmdb.rs:3:14
Nov 16 06:50:28.259 INFO [stderr]   |
Nov 16 06:50:28.260 INFO [stderr] 3 | use libmdb::{Cursor, Database, DatabaseFlags, Environment, Transaction, WriteFlags};
Nov 16 06:50:28.260 INFO [stderr]   |              ^^^^^^
Nov 16 06:50:28.261 INFO [stderr]   |
Nov 16 06:50:28.261 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 06:50:28.262 INFO [stderr] 
Nov 16 06:50:28.263 INFO [stderr] warning: unused import: `rayon::prelude`
Nov 16 06:50:28.263 INFO [stderr]   --> src/main.rs:11:5
Nov 16 06:50:28.263 INFO [stderr]    |
Nov 16 06:50:28.263 INFO [stderr] 11 | use rayon::prelude::*;
Nov 16 06:50:28.263 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 16 06:50:28.263 INFO [stderr] 
Nov 16 06:50:28.279 INFO [stderr] warning: constant `height_key` should have an upper case name such as `HEIGHT_KEY`
Nov 16 06:50:28.279 INFO [stderr]  --> src/lmdb.rs:6:1
Nov 16 06:50:28.279 INFO [stderr]   |
Nov 16 06:50:28.279 INFO [stderr] 6 | const height_key: [u8; 1] = [104];
Nov 16 06:50:28.279 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 06:50:28.279 INFO [stderr]   |
Nov 16 06:50:28.279 INFO [stderr]   = note: #[warn(non_upper_case_globals)] on by default
Nov 16 06:50:28.279 INFO [stderr] 
Nov 16 06:50:28.281 INFO [stderr] warning: constant `head_key` should have an upper case name such as `HEAD_KEY`
Nov 16 06:50:28.281 INFO [stderr]  --> src/lmdb.rs:7:1
Nov 16 06:50:28.281 INFO [stderr]   |
Nov 16 06:50:28.281 INFO [stderr] 7 | const head_key: [u8; 1] = [105];
Nov 16 06:50:28.281 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 06:50:28.281 INFO [stderr] 
Nov 16 06:50:28.281 INFO [stderr] warning: constant `tail_key` should have an upper case name such as `TAIL_KEY`
Nov 16 06:50:28.281 INFO [stderr]  --> src/lmdb.rs:8:1
Nov 16 06:50:28.281 INFO [stderr]   |
Nov 16 06:50:28.281 INFO [stderr] 8 | const tail_key: [u8; 1] = [116];
Nov 16 06:50:28.281 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 06:50:28.281 INFO [stderr] 
Nov 16 06:50:28.281 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 06:50:28.281 INFO [stderr]   --> src/main.rs:18:5
Nov 16 06:50:28.281 INFO [stderr]    |
Nov 16 06:50:28.281 INFO [stderr] 18 |     db.clear();
Nov 16 06:50:28.281 INFO [stderr]    |     ^^^^^^^^^^^
Nov 16 06:50:28.281 INFO [stderr]    |
Nov 16 06:50:28.281 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 16 06:50:28.281 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 06:50:28.281 INFO [stderr] 
Nov 16 06:50:28.281 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 16 06:50:28.281 INFO [stderr]   --> src/main.rs:22:5
Nov 16 06:50:28.281 INFO [stderr]    |
Nov 16 06:50:28.281 INFO [stderr] 22 | /     height
Nov 16 06:50:28.281 INFO [stderr] 23 | |         .iter()
Nov 16 06:50:28.281 INFO [stderr] 24 | |         .map(|height| { db.save_height(*height); })
Nov 16 06:50:28.281 INFO [stderr] 25 | |         .collect::<Vec<()>>();
Nov 16 06:50:28.281 INFO [stderr]    | |______________________________^
Nov 16 06:50:28.281 INFO [stderr]    |
Nov 16 06:50:28.281 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 16 06:50:28.281 INFO [stderr] 
Nov 16 06:50:28.281 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 06:50:28.281 INFO [stderr]   --> src/main.rs:24:25
Nov 16 06:50:28.281 INFO [stderr]    |
Nov 16 06:50:28.281 INFO [stderr] 24 |         .map(|height| { db.save_height(*height); })
Nov 16 06:50:28.281 INFO [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 06:50:28.281 INFO [stderr]    |
Nov 16 06:50:28.281 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 06:50:28.281 INFO [stderr] 
Nov 16 06:50:29.127 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.05s
Nov 16 06:50:29.139 INFO [stderr] su: No module specific data is present
Nov 16 06:50:30.879 INFO running `"docker" "inspect" "97590ea2ab4b92ede42026261aad7110d66a30c5072ecadb461e20aeddc460e3"`
Nov 16 06:50:31.239 INFO running `"docker" "rm" "-f" "97590ea2ab4b92ede42026261aad7110d66a30c5072ecadb461e20aeddc460e3"`
Nov 16 06:50:31.599 INFO [stdout] 97590ea2ab4b92ede42026261aad7110d66a30c5072ecadb461e20aeddc460e3
Nov 16 06:50:31.609 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 16 06:50:32.119 INFO [stdout] bd3aa3e4eed577bfd88d47ed70733e5f5cd24b55d5b336a0621d508b9cf614bc
Nov 16 06:50:32.121 INFO running `"docker" "start" "-a" "bd3aa3e4eed577bfd88d47ed70733e5f5cd24b55d5b336a0621d508b9cf614bc"`
Nov 16 06:50:34.006 INFO [stderr] usermod: no changes
Nov 16 06:50:34.124 INFO [stderr]    Compiling lmdb_test v0.1.0 (/source)
Nov 16 06:50:34.413 INFO [stderr] warning: unused import: `Cursor`
Nov 16 06:50:34.413 INFO [stderr]  --> src/lmdb.rs:3:14
Nov 16 06:50:34.413 INFO [stderr]   |
Nov 16 06:50:34.414 INFO [stderr] 3 | use libmdb::{Cursor, Database, DatabaseFlags, Environment, Transaction, WriteFlags};
Nov 16 06:50:34.414 INFO [stderr]   |              ^^^^^^
Nov 16 06:50:34.414 INFO [stderr]   |
Nov 16 06:50:34.414 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 06:50:34.414 INFO [stderr] 
Nov 16 06:50:34.414 INFO [stderr] warning: unused import: `rayon::prelude`
Nov 16 06:50:34.414 INFO [stderr]   --> src/main.rs:11:5
Nov 16 06:50:34.414 INFO [stderr]    |
Nov 16 06:50:34.414 INFO [stderr] 11 | use rayon::prelude::*;
Nov 16 06:50:34.414 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 16 06:50:34.414 INFO [stderr] 
Nov 16 06:50:34.436 INFO [stderr] warning: constant `height_key` should have an upper case name such as `HEIGHT_KEY`
Nov 16 06:50:34.436 INFO [stderr]  --> src/lmdb.rs:6:1
Nov 16 06:50:34.436 INFO [stderr]   |
Nov 16 06:50:34.436 INFO [stderr] 6 | const height_key: [u8; 1] = [104];
Nov 16 06:50:34.436 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 06:50:34.436 INFO [stderr]   |
Nov 16 06:50:34.436 INFO [stderr]   = note: #[warn(non_upper_case_globals)] on by default
Nov 16 06:50:34.436 INFO [stderr] 
Nov 16 06:50:34.436 INFO [stderr] warning: constant `head_key` should have an upper case name such as `HEAD_KEY`
Nov 16 06:50:34.439 INFO [stderr]  --> src/lmdb.rs:7:1
Nov 16 06:50:34.439 INFO [stderr]   |
Nov 16 06:50:34.439 INFO [stderr] 7 | const head_key: [u8; 1] = [105];
Nov 16 06:50:34.439 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 06:50:34.439 INFO [stderr] 
Nov 16 06:50:34.439 INFO [stderr] warning: constant `tail_key` should have an upper case name such as `TAIL_KEY`
Nov 16 06:50:34.439 INFO [stderr]  --> src/lmdb.rs:8:1
Nov 16 06:50:34.439 INFO [stderr]   |
Nov 16 06:50:34.439 INFO [stderr] 8 | const tail_key: [u8; 1] = [116];
Nov 16 06:50:34.439 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 06:50:34.439 INFO [stderr] 
Nov 16 06:50:34.439 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 06:50:34.439 INFO [stderr]   --> src/main.rs:18:5
Nov 16 06:50:34.439 INFO [stderr]    |
Nov 16 06:50:34.439 INFO [stderr] 18 |     db.clear();
Nov 16 06:50:34.439 INFO [stderr]    |     ^^^^^^^^^^^
Nov 16 06:50:34.439 INFO [stderr]    |
Nov 16 06:50:34.439 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 16 06:50:34.439 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 06:50:34.439 INFO [stderr] 
Nov 16 06:50:34.439 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 16 06:50:34.439 INFO [stderr]   --> src/main.rs:22:5
Nov 16 06:50:34.439 INFO [stderr]    |
Nov 16 06:50:34.439 INFO [stderr] 22 | /     height
Nov 16 06:50:34.439 INFO [stderr] 23 | |         .iter()
Nov 16 06:50:34.439 INFO [stderr] 24 | |         .map(|height| { db.save_height(*height); })
Nov 16 06:50:34.439 INFO [stderr] 25 | |         .collect::<Vec<()>>();
Nov 16 06:50:34.439 INFO [stderr]    | |______________________________^
Nov 16 06:50:34.439 INFO [stderr]    |
Nov 16 06:50:34.439 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 16 06:50:34.439 INFO [stderr] 
Nov 16 06:50:34.439 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 06:50:34.439 INFO [stderr]   --> src/main.rs:24:25
Nov 16 06:50:34.439 INFO [stderr]    |
Nov 16 06:50:34.439 INFO [stderr] 24 |         .map(|height| { db.save_height(*height); })
Nov 16 06:50:34.439 INFO [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 06:50:34.439 INFO [stderr]    |
Nov 16 06:50:34.439 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 06:50:34.439 INFO [stderr] 
Nov 16 06:50:34.758 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Nov 16 06:50:34.763 INFO [stderr] su: No module specific data is present
Nov 16 06:50:35.789 INFO running `"docker" "inspect" "bd3aa3e4eed577bfd88d47ed70733e5f5cd24b55d5b336a0621d508b9cf614bc"`
Nov 16 06:50:36.163 INFO running `"docker" "rm" "-f" "bd3aa3e4eed577bfd88d47ed70733e5f5cd24b55d5b336a0621d508b9cf614bc"`
Nov 16 06:50:36.490 INFO [stdout] bd3aa3e4eed577bfd88d47ed70733e5f5cd24b55d5b336a0621d508b9cf614bc
Nov 16 06:50:36.496 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 16 06:50:36.977 INFO [stdout] f0be9de1ab472c839856cfafb695853606e9af9a8468a78e67e5788722e73107
Nov 16 06:50:36.979 INFO running `"docker" "start" "-a" "f0be9de1ab472c839856cfafb695853606e9af9a8468a78e67e5788722e73107"`
Nov 16 06:50:39.067 INFO [stderr] usermod: no changes
Nov 16 06:50:39.189 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
Nov 16 06:50:39.191 INFO [stderr]      Running /target/debug/deps/lmdb_test-0d2dc1a6943dd072
Nov 16 06:50:39.196 INFO [stdout] 
Nov 16 06:50:39.196 INFO [stdout] running 0 tests
Nov 16 06:50:39.196 INFO [stdout] 
Nov 16 06:50:39.196 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 06:50:39.196 INFO [stdout] 
Nov 16 06:50:39.199 INFO [stderr] su: No module specific data is present
Nov 16 06:50:40.479 INFO running `"docker" "inspect" "f0be9de1ab472c839856cfafb695853606e9af9a8468a78e67e5788722e73107"`
Nov 16 06:50:40.859 INFO running `"docker" "rm" "-f" "f0be9de1ab472c839856cfafb695853606e9af9a8468a78e67e5788722e73107"`
Nov 16 06:50:41.171 INFO [stdout] f0be9de1ab472c839856cfafb695853606e9af9a8468a78e67e5788722e73107