Nov 01 00:16:41.408 INFO checking n3phtys/lmdb-rs-example-benchmark against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 00:16:41.408 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 00:16:41.796 INFO blam! 46e1a2a10f6b87e249c1e051e74081d3f78a0031413b17fc8420875b4f30a19e
Nov 01 00:16:41.800 INFO running `"docker" "start" "-a" "46e1a2a10f6b87e249c1e051e74081d3f78a0031413b17fc8420875b4f30a19e"`
Nov 01 00:16:42.462 INFO kablam! usermod: no changes
Nov 01 00:16:42.596 INFO kablam!    Compiling lmdb-sys v0.7.1
Nov 01 00:16:44.848 INFO kablam!     Checking lmdb v0.7.1
Nov 01 00:16:45.706 INFO kablam!     Checking lmdb-rs-benchmark v0.1.0 (/source)
Nov 01 00:16:46.816 INFO kablam! warning: unused variable: `database`
Nov 01 00:16:46.816 INFO kablam!   --> benches/benchmark.rs:49:13
Nov 01 00:16:46.816 INFO kablam!    |
Nov 01 00:16:46.817 INFO kablam! 49 |         let database = db_environment.create_db(None, db_flags).unwrap();
Nov 01 00:16:46.817 INFO kablam!    |             ^^^^^^^^ help: consider using `_database` instead
Nov 01 00:16:46.817 INFO kablam!    |
Nov 01 00:16:46.817 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 00:16:46.817 INFO kablam! 
Nov 01 00:16:46.817 INFO kablam! warning: unused variable: `key`
Nov 01 00:16:46.817 INFO kablam!   --> benches/benchmark.rs:59:17
Nov 01 00:16:46.817 INFO kablam!    |
Nov 01 00:16:46.817 INFO kablam! 59 |             let key = transform_u32_to_array_of_u8(iteration);
Nov 01 00:16:46.817 INFO kablam!    |                 ^^^ help: consider using `_key` instead
Nov 01 00:16:46.817 INFO kablam! 
Nov 01 00:16:46.817 INFO kablam! warning: unused variable: `key`
Nov 01 00:16:46.817 INFO kablam!   --> benches/benchmark.rs:87:17
Nov 01 00:16:46.817 INFO kablam!    |
Nov 01 00:16:46.817 INFO kablam! 87 |             let key = transform_u32_to_array_of_u8(iteration);
Nov 01 00:16:46.817 INFO kablam!    |                 ^^^ help: consider using `_key` instead
Nov 01 00:16:46.817 INFO kablam! 
Nov 01 00:16:46.817 INFO kablam! warning: unused variable: `key`
Nov 01 00:16:46.817 INFO kablam!    --> benches/benchmark.rs:115:17
Nov 01 00:16:46.817 INFO kablam!     |
Nov 01 00:16:46.817 INFO kablam! 115 |             let key = transform_u32_to_array_of_u8(iteration);
Nov 01 00:16:46.817 INFO kablam!     |                 ^^^ help: consider using `_key` instead
Nov 01 00:16:46.817 INFO kablam! 
Nov 01 00:16:46.817 INFO kablam! warning: unused variable: `db_flags`
Nov 01 00:16:46.817 INFO kablam!    --> benches/benchmark.rs:131:13
Nov 01 00:16:46.817 INFO kablam!     |
Nov 01 00:16:46.817 INFO kablam! 131 |         let db_flags: lmdb::DatabaseFlags = lmdb::DatabaseFlags::empty();
Nov 01 00:16:46.817 INFO kablam!     |             ^^^^^^^^ help: consider using `_db_flags` instead
Nov 01 00:16:46.817 INFO kablam! 
Nov 01 00:16:46.817 INFO kablam! warning: unused variable: `db_environment`
Nov 01 00:16:46.817 INFO kablam!    --> benches/benchmark.rs:132:13
Nov 01 00:16:46.817 INFO kablam!     |
Nov 01 00:16:46.817 INFO kablam! 132 |         let db_environment = lmdb::Environment::new().set_max_dbs(1).open(dir.as_ref()).unwrap();
Nov 01 00:16:46.817 INFO kablam!     |             ^^^^^^^^^^^^^^ help: consider using `_db_environment` instead
Nov 01 00:16:46.817 INFO kablam! 
Nov 01 00:16:46.817 INFO kablam! warning: unused variable: `key`
Nov 01 00:16:46.817 INFO kablam!    --> benches/benchmark.rs:143:17
Nov 01 00:16:46.817 INFO kablam!     |
Nov 01 00:16:46.817 INFO kablam! 143 |             let key = transform_u32_to_array_of_u8(iteration);
Nov 01 00:16:46.817 INFO kablam!     |                 ^^^ help: consider using `_key` instead
Nov 01 00:16:46.817 INFO kablam! 
Nov 01 00:16:46.874 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.38s
Nov 01 00:16:46.880 INFO kablam! su: No module specific data is present
Nov 01 00:16:48.065 INFO running `"docker" "rm" "-f" "46e1a2a10f6b87e249c1e051e74081d3f78a0031413b17fc8420875b4f30a19e"`
Nov 01 00:16:48.429 INFO blam! 46e1a2a10f6b87e249c1e051e74081d3f78a0031413b17fc8420875b4f30a19e