Nov 03 23:21:58.056 INFO checking sergorl/merkle_hash_tree against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 03 23:21:58.056 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-6/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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 03 23:21:58.496 INFO blam! c74bd6d241c78a310d3ac3752f4f30d631f49edb7551310e7c1457ee9e51e076
Nov 03 23:21:58.498 INFO running `"docker" "start" "-a" "c74bd6d241c78a310d3ac3752f4f30d631f49edb7551310e7c1457ee9e51e076"`
Nov 03 23:22:00.555 INFO kablam! usermod: no changes
Nov 03 23:22:00.759 INFO kablam!     Checking num_cpus v0.2.13
Nov 03 23:22:00.759 INFO kablam!     Checking rayon-core v1.3.0
Nov 03 23:22:00.763 INFO kablam!     Checking rust-crypto v0.2.36
Nov 03 23:22:02.339 INFO kablam!     Checking rayon v0.9.0
Nov 03 23:22:09.109 INFO kablam!     Checking merkle_hash_tree v0.1.0 (/source)
Nov 03 23:22:09.765 INFO kablam! warning: unused variable: `num_thread`
Nov 03 23:22:09.765 INFO kablam!    --> src/lib.rs:272:13
Nov 03 23:22:09.765 INFO kablam!     |
Nov 03 23:22:09.765 INFO kablam! 272 |         let num_thread: usize;
Nov 03 23:22:09.765 INFO kablam!     |             ^^^^^^^^^^ help: consider using `_num_thread` instead
Nov 03 23:22:09.765 INFO kablam!     |
Nov 03 23:22:09.765 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 03 23:22:09.765 INFO kablam! 
Nov 03 23:22:09.765 INFO kablam! warning: unused variable: `num_cpus`
Nov 03 23:22:09.765 INFO kablam!    --> src/lib.rs:255:78
Nov 03 23:22:09.765 INFO kablam!     |
Nov 03 23:22:09.765 INFO kablam! 255 | fn create_hash_level(hash_tree: &mut Vec<Vec<u8>>, pool: &rayon::ThreadPool, num_cpus: usize) {
Nov 03 23:22:09.767 INFO kablam!     |                                                                              ^^^^^^^^ help: consider using `_num_cpus` instead
Nov 03 23:22:09.767 INFO kablam! 
Nov 03 23:22:09.767 INFO kablam! warning: unused variable: `num_cpus`
Nov 03 23:22:09.767 INFO kablam!    --> src/lib.rs:305:5
Nov 03 23:22:09.767 INFO kablam!     |
Nov 03 23:22:09.767 INFO kablam! 305 |     num_cpus: usize,
Nov 03 23:22:09.767 INFO kablam!     |     ^^^^^^^^ help: consider using `_num_cpus` instead
Nov 03 23:22:09.767 INFO kablam! 
Nov 03 23:22:09.775 INFO kablam! warning: unused variable: `num_thread`
Nov 03 23:22:09.776 INFO kablam!    --> src/lib.rs:272:13
Nov 03 23:22:09.776 INFO kablam!     |
Nov 03 23:22:09.776 INFO kablam! 272 |         let num_thread: usize;
Nov 03 23:22:09.776 INFO kablam!     |             ^^^^^^^^^^ help: consider using `_num_thread` instead
Nov 03 23:22:09.776 INFO kablam!     |
Nov 03 23:22:09.776 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 03 23:22:09.776 INFO kablam! 
Nov 03 23:22:09.776 INFO kablam! warning: unused variable: `num_cpus`
Nov 03 23:22:09.776 INFO kablam!    --> src/lib.rs:255:78
Nov 03 23:22:09.776 INFO kablam!     |
Nov 03 23:22:09.777 INFO kablam! 255 | fn create_hash_level(hash_tree: &mut Vec<Vec<u8>>, pool: &rayon::ThreadPool, num_cpus: usize) {
Nov 03 23:22:09.777 INFO kablam!     |                                                                              ^^^^^^^^ help: consider using `_num_cpus` instead
Nov 03 23:22:09.777 INFO kablam! 
Nov 03 23:22:09.777 INFO kablam! warning: unused variable: `num_cpus`
Nov 03 23:22:09.777 INFO kablam!    --> src/lib.rs:305:5
Nov 03 23:22:09.777 INFO kablam!     |
Nov 03 23:22:09.777 INFO kablam! 305 |     num_cpus: usize,
Nov 03 23:22:09.777 INFO kablam!     |     ^^^^^^^^ help: consider using `_num_cpus` instead
Nov 03 23:22:09.777 INFO kablam! 
Nov 03 23:22:10.707 INFO kablam! warning: unused import: `rand::Rng`
Nov 03 23:22:10.707 INFO kablam!  --> benches/bench.rs:9:5
Nov 03 23:22:10.707 INFO kablam!   |
Nov 03 23:22:10.707 INFO kablam! 9 | use rand::Rng;
Nov 03 23:22:10.707 INFO kablam!   |     ^^^^^^^^^
Nov 03 23:22:10.707 INFO kablam!   |
Nov 03 23:22:10.707 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 23:22:10.707 INFO kablam! 
Nov 03 23:22:11.027 INFO kablam! warning: unused import: `merkle_tree::to_hex_string`
Nov 03 23:22:11.027 INFO kablam!  --> src/main.rs:6:5
Nov 03 23:22:11.027 INFO kablam!   |
Nov 03 23:22:11.027 INFO kablam! 6 | use merkle_tree::to_hex_string;
Nov 03 23:22:11.027 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 23:22:11.027 INFO kablam!   |
Nov 03 23:22:11.027 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 23:22:11.027 INFO kablam! 
Nov 03 23:22:11.047 INFO kablam! warning: unused import: `merkle_tree::to_hex_string`
Nov 03 23:22:11.047 INFO kablam!  --> src/main.rs:6:5
Nov 03 23:22:11.047 INFO kablam!   |
Nov 03 23:22:11.047 INFO kablam! 6 | use merkle_tree::to_hex_string;
Nov 03 23:22:11.047 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 23:22:11.047 INFO kablam!   |
Nov 03 23:22:11.047 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 23:22:11.047 INFO kablam! 
Nov 03 23:22:11.047 INFO kablam! warning: unused variable: `start`
Nov 03 23:22:11.047 INFO kablam!   --> src/main.rs:23:9
Nov 03 23:22:11.047 INFO kablam!    |
Nov 03 23:22:11.047 INFO kablam! 23 |     let start = PreciseTime::now();
Nov 03 23:22:11.047 INFO kablam!    |         ^^^^^ help: consider using `_start` instead
Nov 03 23:22:11.047 INFO kablam!    |
Nov 03 23:22:11.047 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 03 23:22:11.047 INFO kablam! 
Nov 03 23:22:11.049 INFO kablam! warning: unused variable: `end`
Nov 03 23:22:11.049 INFO kablam!   --> src/main.rs:25:9
Nov 03 23:22:11.049 INFO kablam!    |
Nov 03 23:22:11.049 INFO kablam! 25 |     let end = PreciseTime::now();
Nov 03 23:22:11.049 INFO kablam!    |         ^^^ help: consider using `_end` instead
Nov 03 23:22:11.049 INFO kablam! 
Nov 03 23:22:11.049 INFO kablam! warning: variable does not need to be mutable
Nov 03 23:22:11.050 INFO kablam!   --> src/main.rs:18:9
Nov 03 23:22:11.050 INFO kablam!    |
Nov 03 23:22:11.050 INFO kablam! 18 |     let mut num_block: usize = 8 * 2;
Nov 03 23:22:11.050 INFO kablam!    |         ----^^^^^^^^^
Nov 03 23:22:11.050 INFO kablam!    |         |
Nov 03 23:22:11.050 INFO kablam!    |         help: remove this `mut`
Nov 03 23:22:11.050 INFO kablam!    |
Nov 03 23:22:11.050 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 03 23:22:11.050 INFO kablam! 
Nov 03 23:22:11.051 INFO kablam! warning: variable does not need to be mutable
Nov 03 23:22:11.051 INFO kablam!   --> src/main.rs:19:9
Nov 03 23:22:11.051 INFO kablam!    |
Nov 03 23:22:11.051 INFO kablam! 19 |     let mut size_block: usize = 32;
Nov 03 23:22:11.051 INFO kablam!    |         ----^^^^^^^^^^
Nov 03 23:22:11.051 INFO kablam!    |         |
Nov 03 23:22:11.051 INFO kablam!    |         help: remove this `mut`
Nov 03 23:22:11.051 INFO kablam! 
Nov 03 23:22:11.194 INFO kablam! warning: unused variable: `start`
Nov 03 23:22:11.194 INFO kablam!   --> src/main.rs:23:9
Nov 03 23:22:11.195 INFO kablam!    |
Nov 03 23:22:11.195 INFO kablam! 23 |     let start = PreciseTime::now();
Nov 03 23:22:11.195 INFO kablam!    |         ^^^^^ help: consider using `_start` instead
Nov 03 23:22:11.196 INFO kablam!    |
Nov 03 23:22:11.196 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 03 23:22:11.196 INFO kablam! 
Nov 03 23:22:11.196 INFO kablam! warning: unused variable: `end`
Nov 03 23:22:11.197 INFO kablam!   --> src/main.rs:25:9
Nov 03 23:22:11.197 INFO kablam!    |
Nov 03 23:22:11.197 INFO kablam! 25 |     let end = PreciseTime::now();
Nov 03 23:22:11.197 INFO kablam!    |         ^^^ help: consider using `_end` instead
Nov 03 23:22:11.198 INFO kablam! 
Nov 03 23:22:11.198 INFO kablam! warning: variable does not need to be mutable
Nov 03 23:22:11.198 INFO kablam!   --> src/main.rs:18:9
Nov 03 23:22:11.198 INFO kablam!    |
Nov 03 23:22:11.199 INFO kablam! 18 |     let mut num_block: usize = 8 * 2;
Nov 03 23:22:11.200 INFO kablam!    |         ----^^^^^^^^^
Nov 03 23:22:11.200 INFO kablam!    |         |
Nov 03 23:22:11.200 INFO kablam!    |         help: remove this `mut`
Nov 03 23:22:11.215 INFO kablam!    |
Nov 03 23:22:11.215 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 03 23:22:11.215 INFO kablam! 
Nov 03 23:22:11.215 INFO kablam! warning: variable does not need to be mutable
Nov 03 23:22:11.215 INFO kablam!   --> src/main.rs:19:9
Nov 03 23:22:11.215 INFO kablam!    |
Nov 03 23:22:11.215 INFO kablam! 19 |     let mut size_block: usize = 32;
Nov 03 23:22:11.215 INFO kablam!    |         ----^^^^^^^^^^
Nov 03 23:22:11.215 INFO kablam!    |         |
Nov 03 23:22:11.215 INFO kablam!    |         help: remove this `mut`
Nov 03 23:22:11.215 INFO kablam! 
Nov 03 23:22:11.303 INFO kablam! warning: unused import: `crypto::digest::Digest`
Nov 03 23:22:11.303 INFO kablam!   --> tests/test.rs:10:5
Nov 03 23:22:11.303 INFO kablam!    |
Nov 03 23:22:11.303 INFO kablam! 10 | use crypto::digest::Digest;
Nov 03 23:22:11.303 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 03 23:22:11.303 INFO kablam!    |
Nov 03 23:22:11.303 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 03 23:22:11.303 INFO kablam! 
Nov 03 23:22:11.303 INFO kablam! warning: unused import: `rand::Rng`
Nov 03 23:22:11.303 INFO kablam!   --> tests/test.rs:12:5
Nov 03 23:22:11.303 INFO kablam!    |
Nov 03 23:22:11.303 INFO kablam! 12 | use rand::Rng;
Nov 03 23:22:11.303 INFO kablam!    |     ^^^^^^^^^
Nov 03 23:22:11.303 INFO kablam! 
Nov 03 23:22:11.483 INFO kablam! warning: unused variable: `tree`
Nov 03 23:22:11.483 INFO kablam!   --> tests/test.rs:66:13
Nov 03 23:22:11.483 INFO kablam!    |
Nov 03 23:22:11.483 INFO kablam! 66 |         let tree = MerkleTree::new(&data, num_cpus::get());
Nov 03 23:22:11.483 INFO kablam!    |             ^^^^ help: consider using `_tree` instead
Nov 03 23:22:11.483 INFO kablam!    |
Nov 03 23:22:11.483 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 03 23:22:11.483 INFO kablam! 
Nov 03 23:22:11.483 INFO kablam! warning: unused variable: `tree`
Nov 03 23:22:11.483 INFO kablam!   --> tests/test.rs:74:13
Nov 03 23:22:11.483 INFO kablam!    |
Nov 03 23:22:11.483 INFO kablam! 74 |         let tree = MerkleTree::new(&data, num_cpus::get());
Nov 03 23:22:11.483 INFO kablam!    |             ^^^^ help: consider using `_tree` instead
Nov 03 23:22:11.483 INFO kablam! 
Nov 03 23:22:11.483 INFO kablam! warning: unused variable: `tree`
Nov 03 23:22:11.483 INFO kablam!   --> tests/test.rs:82:13
Nov 03 23:22:11.483 INFO kablam!    |
Nov 03 23:22:11.483 INFO kablam! 82 |         let tree = MerkleTree::new(&data, num_cpus::get());
Nov 03 23:22:11.483 INFO kablam!    |             ^^^^ help: consider using `_tree` instead
Nov 03 23:22:11.483 INFO kablam! 
Nov 03 23:22:11.567 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.97s
Nov 03 23:22:11.579 INFO kablam! su: No module specific data is present
Nov 03 23:22:12.519 INFO running `"docker" "rm" "-f" "c74bd6d241c78a310d3ac3752f4f30d631f49edb7551310e7c1457ee9e51e076"`
Nov 03 23:22:12.875 INFO blam! c74bd6d241c78a310d3ac3752f4f30d631f49edb7551310e7c1457ee9e51e076