Oct 26 21:10:53.976 INFO checking sergorl/merkle_hash_tree against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 26 21:10:53.976 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-0/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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"`
Oct 26 21:10:54.515 INFO blam! f651db814fbae96f007f4b8e45e82b63fedd72f31abbf918cb5fd98852f57ea3
Oct 26 21:10:54.518 INFO running `"docker" "start" "-a" "f651db814fbae96f007f4b8e45e82b63fedd72f31abbf918cb5fd98852f57ea3"`
Oct 26 21:10:56.341 INFO kablam! usermod: no changes
Oct 26 21:10:56.483 INFO kablam!     Checking either v1.4.0
Oct 26 21:10:56.491 INFO kablam!     Checking num_cpus v0.2.13
Oct 26 21:10:56.492 INFO kablam!     Checking rust-crypto v0.2.36
Oct 26 21:10:57.468 INFO kablam!     Checking coco v0.1.1
Oct 26 21:10:58.832 INFO kablam!     Checking rayon-core v1.3.0
Oct 26 21:11:00.393 INFO kablam!     Checking rayon v0.9.0
Oct 26 21:11:05.747 INFO kablam!     Checking merkle_hash_tree v0.1.0 (/source)
Oct 26 21:11:06.291 INFO kablam! warning: unused variable: `num_thread`
Oct 26 21:11:06.291 INFO kablam!    --> src/lib.rs:272:13
Oct 26 21:11:06.291 INFO kablam!     |
Oct 26 21:11:06.291 INFO kablam! 272 |         let num_thread: usize;
Oct 26 21:11:06.291 INFO kablam!     |             ^^^^^^^^^^ help: consider using `_num_thread` instead
Oct 26 21:11:06.291 INFO kablam!     |
Oct 26 21:11:06.291 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 26 21:11:06.291 INFO kablam! 
Oct 26 21:11:06.291 INFO kablam! warning: unused variable: `num_cpus`
Oct 26 21:11:06.291 INFO kablam!    --> src/lib.rs:255:78
Oct 26 21:11:06.291 INFO kablam!     |
Oct 26 21:11:06.291 INFO kablam! 255 | fn create_hash_level(hash_tree: &mut Vec<Vec<u8>>, pool: &rayon::ThreadPool, num_cpus: usize) {
Oct 26 21:11:06.291 INFO kablam!     |                                                                              ^^^^^^^^ help: consider using `_num_cpus` instead
Oct 26 21:11:06.291 INFO kablam! 
Oct 26 21:11:06.291 INFO kablam! warning: unused variable: `num_cpus`
Oct 26 21:11:06.291 INFO kablam!    --> src/lib.rs:305:5
Oct 26 21:11:06.291 INFO kablam!     |
Oct 26 21:11:06.291 INFO kablam! 305 |     num_cpus: usize,
Oct 26 21:11:06.291 INFO kablam!     |     ^^^^^^^^ help: consider using `_num_cpus` instead
Oct 26 21:11:06.291 INFO kablam! 
Oct 26 21:11:06.355 INFO kablam! warning: unused variable: `num_thread`
Oct 26 21:11:06.355 INFO kablam!    --> src/lib.rs:272:13
Oct 26 21:11:06.355 INFO kablam!     |
Oct 26 21:11:06.355 INFO kablam! 272 |         let num_thread: usize;
Oct 26 21:11:06.355 INFO kablam!     |             ^^^^^^^^^^ help: consider using `_num_thread` instead
Oct 26 21:11:06.355 INFO kablam!     |
Oct 26 21:11:06.355 INFO kablam!     = note: #[warn(unused_variables)] on by default
Oct 26 21:11:06.355 INFO kablam! 
Oct 26 21:11:06.355 INFO kablam! warning: unused variable: `num_cpus`
Oct 26 21:11:06.355 INFO kablam!    --> src/lib.rs:255:78
Oct 26 21:11:06.355 INFO kablam!     |
Oct 26 21:11:06.355 INFO kablam! 255 | fn create_hash_level(hash_tree: &mut Vec<Vec<u8>>, pool: &rayon::ThreadPool, num_cpus: usize) {
Oct 26 21:11:06.355 INFO kablam!     |                                                                              ^^^^^^^^ help: consider using `_num_cpus` instead
Oct 26 21:11:06.355 INFO kablam! 
Oct 26 21:11:06.355 INFO kablam! warning: unused variable: `num_cpus`
Oct 26 21:11:06.356 INFO kablam!    --> src/lib.rs:305:5
Oct 26 21:11:06.356 INFO kablam!     |
Oct 26 21:11:06.356 INFO kablam! 305 |     num_cpus: usize,
Oct 26 21:11:06.356 INFO kablam!     |     ^^^^^^^^ help: consider using `_num_cpus` instead
Oct 26 21:11:06.356 INFO kablam! 
Oct 26 21:11:06.860 INFO kablam! warning: unused import: `rand::Rng`
Oct 26 21:11:06.860 INFO kablam!  --> benches/bench.rs:9:5
Oct 26 21:11:06.860 INFO kablam!   |
Oct 26 21:11:06.860 INFO kablam! 9 | use rand::Rng;
Oct 26 21:11:06.860 INFO kablam!   |     ^^^^^^^^^
Oct 26 21:11:06.860 INFO kablam!   |
Oct 26 21:11:06.860 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 26 21:11:06.860 INFO kablam! 
Oct 26 21:11:07.051 INFO kablam! warning: unused import: `merkle_tree::to_hex_string`
Oct 26 21:11:07.051 INFO kablam!  --> src/main.rs:6:5
Oct 26 21:11:07.051 INFO kablam!   |
Oct 26 21:11:07.051 INFO kablam! 6 | use merkle_tree::to_hex_string;
Oct 26 21:11:07.051 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 21:11:07.051 INFO kablam!   |
Oct 26 21:11:07.051 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 26 21:11:07.051 INFO kablam! 
Oct 26 21:11:07.115 INFO kablam! warning: unused variable: `start`
Oct 26 21:11:07.115 INFO kablam!   --> src/main.rs:23:9
Oct 26 21:11:07.115 INFO kablam!    |
Oct 26 21:11:07.115 INFO kablam! 23 |     let start = PreciseTime::now();
Oct 26 21:11:07.115 INFO kablam!    |         ^^^^^ help: consider using `_start` instead
Oct 26 21:11:07.115 INFO kablam!    |
Oct 26 21:11:07.115 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 26 21:11:07.115 INFO kablam! 
Oct 26 21:11:07.115 INFO kablam! warning: unused variable: `end`
Oct 26 21:11:07.115 INFO kablam!   --> src/main.rs:25:9
Oct 26 21:11:07.115 INFO kablam!    |
Oct 26 21:11:07.115 INFO kablam! 25 |     let end = PreciseTime::now();
Oct 26 21:11:07.115 INFO kablam!    |         ^^^ help: consider using `_end` instead
Oct 26 21:11:07.115 INFO kablam! 
Oct 26 21:11:07.115 INFO kablam! warning: variable does not need to be mutable
Oct 26 21:11:07.115 INFO kablam!   --> src/main.rs:18:9
Oct 26 21:11:07.115 INFO kablam!    |
Oct 26 21:11:07.115 INFO kablam! 18 |     let mut num_block: usize = 8 * 2;
Oct 26 21:11:07.115 INFO kablam!    |         ----^^^^^^^^^
Oct 26 21:11:07.115 INFO kablam!    |         |
Oct 26 21:11:07.115 INFO kablam!    |         help: remove this `mut`
Oct 26 21:11:07.130 INFO kablam!    |
Oct 26 21:11:07.130 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 26 21:11:07.130 INFO kablam! 
Oct 26 21:11:07.130 INFO kablam! warning: variable does not need to be mutable
Oct 26 21:11:07.130 INFO kablam!   --> src/main.rs:19:9
Oct 26 21:11:07.130 INFO kablam!    |
Oct 26 21:11:07.130 INFO kablam! 19 |     let mut size_block: usize = 32;
Oct 26 21:11:07.130 INFO kablam!    |         ----^^^^^^^^^^
Oct 26 21:11:07.130 INFO kablam!    |         |
Oct 26 21:11:07.130 INFO kablam!    |         help: remove this `mut`
Oct 26 21:11:07.130 INFO kablam! 
Oct 26 21:11:07.311 INFO kablam! warning: unused import: `crypto::digest::Digest`
Oct 26 21:11:07.311 INFO kablam!   --> tests/test.rs:10:5
Oct 26 21:11:07.311 INFO kablam!    |
Oct 26 21:11:07.311 INFO kablam! 10 | use crypto::digest::Digest;
Oct 26 21:11:07.311 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Oct 26 21:11:07.311 INFO kablam!    |
Oct 26 21:11:07.311 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 26 21:11:07.311 INFO kablam! 
Oct 26 21:11:07.311 INFO kablam! warning: unused import: `rand::Rng`
Oct 26 21:11:07.311 INFO kablam!   --> tests/test.rs:12:5
Oct 26 21:11:07.311 INFO kablam!    |
Oct 26 21:11:07.311 INFO kablam! 12 | use rand::Rng;
Oct 26 21:11:07.311 INFO kablam!    |     ^^^^^^^^^
Oct 26 21:11:07.311 INFO kablam! 
Oct 26 21:11:07.423 INFO kablam! warning: unused import: `merkle_tree::to_hex_string`
Oct 26 21:11:07.423 INFO kablam!  --> src/main.rs:6:5
Oct 26 21:11:07.423 INFO kablam!   |
Oct 26 21:11:07.423 INFO kablam! 6 | use merkle_tree::to_hex_string;
Oct 26 21:11:07.423 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 21:11:07.423 INFO kablam!   |
Oct 26 21:11:07.423 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 26 21:11:07.423 INFO kablam! 
Oct 26 21:11:07.468 INFO kablam! warning: unused variable: `start`
Oct 26 21:11:07.468 INFO kablam!   --> src/main.rs:23:9
Oct 26 21:11:07.468 INFO kablam!    |
Oct 26 21:11:07.468 INFO kablam! 23 |     let start = PreciseTime::now();
Oct 26 21:11:07.468 INFO kablam!    |         ^^^^^ help: consider using `_start` instead
Oct 26 21:11:07.468 INFO kablam!    |
Oct 26 21:11:07.468 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 26 21:11:07.468 INFO kablam! 
Oct 26 21:11:07.468 INFO kablam! warning: unused variable: `end`
Oct 26 21:11:07.468 INFO kablam!   --> src/main.rs:25:9
Oct 26 21:11:07.468 INFO kablam!    |
Oct 26 21:11:07.468 INFO kablam! 25 |     let end = PreciseTime::now();
Oct 26 21:11:07.468 INFO kablam!    |         ^^^ help: consider using `_end` instead
Oct 26 21:11:07.468 INFO kablam! 
Oct 26 21:11:07.469 INFO kablam! warning: variable does not need to be mutable
Oct 26 21:11:07.469 INFO kablam!   --> src/main.rs:18:9
Oct 26 21:11:07.469 INFO kablam!    |
Oct 26 21:11:07.469 INFO kablam! 18 |     let mut num_block: usize = 8 * 2;
Oct 26 21:11:07.469 INFO kablam!    |         ----^^^^^^^^^
Oct 26 21:11:07.469 INFO kablam!    |         |
Oct 26 21:11:07.469 INFO kablam!    |         help: remove this `mut`
Oct 26 21:11:07.469 INFO kablam!    |
Oct 26 21:11:07.469 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 26 21:11:07.469 INFO kablam! 
Oct 26 21:11:07.469 INFO kablam! warning: variable does not need to be mutable
Oct 26 21:11:07.469 INFO kablam!   --> src/main.rs:19:9
Oct 26 21:11:07.469 INFO kablam!    |
Oct 26 21:11:07.469 INFO kablam! 19 |     let mut size_block: usize = 32;
Oct 26 21:11:07.469 INFO kablam!    |         ----^^^^^^^^^^
Oct 26 21:11:07.469 INFO kablam!    |         |
Oct 26 21:11:07.469 INFO kablam!    |         help: remove this `mut`
Oct 26 21:11:07.469 INFO kablam! 
Oct 26 21:11:07.493 INFO kablam! warning: unused variable: `tree`
Oct 26 21:11:07.493 INFO kablam!   --> tests/test.rs:66:13
Oct 26 21:11:07.493 INFO kablam!    |
Oct 26 21:11:07.493 INFO kablam! 66 |         let tree = MerkleTree::new(&data, num_cpus::get());
Oct 26 21:11:07.493 INFO kablam!    |             ^^^^ help: consider using `_tree` instead
Oct 26 21:11:07.493 INFO kablam!    |
Oct 26 21:11:07.493 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 26 21:11:07.493 INFO kablam! 
Oct 26 21:11:07.493 INFO kablam! warning: unused variable: `tree`
Oct 26 21:11:07.493 INFO kablam!   --> tests/test.rs:74:13
Oct 26 21:11:07.493 INFO kablam!    |
Oct 26 21:11:07.493 INFO kablam! 74 |         let tree = MerkleTree::new(&data, num_cpus::get());
Oct 26 21:11:07.493 INFO kablam!    |             ^^^^ help: consider using `_tree` instead
Oct 26 21:11:07.493 INFO kablam! 
Oct 26 21:11:07.499 INFO kablam! warning: unused variable: `tree`
Oct 26 21:11:07.499 INFO kablam!   --> tests/test.rs:82:13
Oct 26 21:11:07.499 INFO kablam!    |
Oct 26 21:11:07.499 INFO kablam! 82 |         let tree = MerkleTree::new(&data, num_cpus::get());
Oct 26 21:11:07.499 INFO kablam!    |             ^^^^ help: consider using `_tree` instead
Oct 26 21:11:07.499 INFO kablam! 
Oct 26 21:11:07.588 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.21s
Oct 26 21:11:07.591 INFO kablam! su: No module specific data is present
Oct 26 21:11:08.438 INFO running `"docker" "rm" "-f" "f651db814fbae96f007f4b8e45e82b63fedd72f31abbf918cb5fd98852f57ea3"`
Oct 26 21:11:08.819 INFO blam! f651db814fbae96f007f4b8e45e82b63fedd72f31abbf918cb5fd98852f57ea3