Oct 21 12:12:58.968 INFO checking wjh/zif_log against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 12:12:58.970 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-5/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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 21 12:12:59.340 INFO blam! b5746c9d81507a0c3e94b406e6ae7a896283e5e00f94a5183ccce7cc250d9d51
Oct 21 12:12:59.348 INFO running `"docker" "start" "-a" "b5746c9d81507a0c3e94b406e6ae7a896283e5e00f94a5183ccce7cc250d9d51"`
Oct 21 12:13:01.308 INFO kablam! usermod: no changes
Oct 21 12:13:01.484 INFO kablam!    Compiling rayon-core v1.3.0
Oct 21 12:13:01.484 INFO kablam!    Compiling scopeguard v0.3.3
Oct 21 12:13:01.504 INFO kablam!    Compiling either v1.4.0
Oct 21 12:13:01.508 INFO kablam!    Compiling libc v0.2.34
Oct 21 12:13:01.508 INFO kablam!    Compiling lazy_static v0.2.11
Oct 21 12:13:01.508 INFO kablam!     Checking bufstream v0.1.3
Oct 21 12:13:01.508 INFO kablam!     Checking arrayvec v0.4.6
Oct 21 12:13:03.184 INFO kablam!    Compiling coco v0.1.1
Oct 21 12:13:04.868 INFO kablam!     Checking blake2-rfc v0.2.18
Oct 21 12:13:05.889 INFO kablam!    Compiling rand v0.3.19
Oct 21 12:13:05.889 INFO kablam!    Compiling num_cpus v1.7.0
Oct 21 12:13:11.728 INFO kablam!    Compiling rayon v0.8.2
Oct 21 12:13:14.734 INFO kablam!    Compiling ring v0.12.1
Oct 21 12:13:21.904 INFO kablam!     Checking zif_log v0.1.0 (/source)
Oct 21 12:13:22.089 INFO kablam! warning: unused import: `OpenOptions`
Oct 21 12:13:22.089 INFO kablam!  --> src/log.rs:2:21
Oct 21 12:13:22.089 INFO kablam!   |
Oct 21 12:13:22.090 INFO kablam! 2 | use std::fs::{File, OpenOptions};
Oct 21 12:13:22.090 INFO kablam!   |                     ^^^^^^^^^^^
Oct 21 12:13:22.090 INFO kablam!   |
Oct 21 12:13:22.091 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 12:13:22.091 INFO kablam! 
Oct 21 12:13:22.173 INFO kablam! warning: unused import: `OpenOptions`
Oct 21 12:13:22.175 INFO kablam!  --> src/log.rs:2:21
Oct 21 12:13:22.175 INFO kablam!   |
Oct 21 12:13:22.175 INFO kablam! 2 | use std::fs::{File, OpenOptions};
Oct 21 12:13:22.175 INFO kablam!   |                     ^^^^^^^^^^^
Oct 21 12:13:22.176 INFO kablam!   |
Oct 21 12:13:22.176 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 21 12:13:22.177 INFO kablam! 
Oct 21 12:13:22.288 INFO kablam! warning: variable does not need to be mutable
Oct 21 12:13:22.288 INFO kablam!   --> src/log.rs:84:31
Oct 21 12:13:22.288 INFO kablam!    |
Oct 21 12:13:22.288 INFO kablam! 84 |     pub fn read(read: &mut T, mut internal: T) -> Result<Log<T>, error::Error> {
Oct 21 12:13:22.288 INFO kablam!    |                               ----^^^^^^^^
Oct 21 12:13:22.288 INFO kablam!    |                               |
Oct 21 12:13:22.288 INFO kablam!    |                               help: remove this `mut`
Oct 21 12:13:22.288 INFO kablam!    |
Oct 21 12:13:22.288 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 21 12:13:22.288 INFO kablam! 
Oct 21 12:13:22.408 INFO kablam! warning: value assigned to `pos` is never read
Oct 21 12:13:22.408 INFO kablam!   --> src/lib.rs:51:9
Oct 21 12:13:22.408 INFO kablam!    |
Oct 21 12:13:22.408 INFO kablam! 51 |         pos += 8;
Oct 21 12:13:22.408 INFO kablam!    |         ^^^
Oct 21 12:13:22.408 INFO kablam!    |
Oct 21 12:13:22.408 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 21 12:13:22.408 INFO kablam! 
Oct 21 12:13:22.424 INFO kablam! warning: variable does not need to be mutable
Oct 21 12:13:22.424 INFO kablam!   --> src/lib.rs:22:13
Oct 21 12:13:22.424 INFO kablam!    |
Oct 21 12:13:22.424 INFO kablam! 22 |         let mut vec = Vec::with_capacity(1024);
Oct 21 12:13:22.424 INFO kablam!    |             ----^^^
Oct 21 12:13:22.424 INFO kablam!    |             |
Oct 21 12:13:22.424 INFO kablam!    |             help: remove this `mut`
Oct 21 12:13:22.424 INFO kablam!    |
Oct 21 12:13:22.424 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 21 12:13:22.424 INFO kablam! 
Oct 21 12:13:22.424 INFO kablam! warning: variable does not need to be mutable
Oct 21 12:13:22.424 INFO kablam!   --> src/lib.rs:56:13
Oct 21 12:13:22.424 INFO kablam!    |
Oct 21 12:13:22.424 INFO kablam! 56 |         let mut vec = Vec::with_capacity(1024);
Oct 21 12:13:22.424 INFO kablam!    |             ----^^^
Oct 21 12:13:22.424 INFO kablam!    |             |
Oct 21 12:13:22.424 INFO kablam!    |             help: remove this `mut`
Oct 21 12:13:22.424 INFO kablam! 
Oct 21 12:13:22.424 INFO kablam! warning: variable does not need to be mutable
Oct 21 12:13:22.424 INFO kablam!   --> src/lib.rs:65:13
Oct 21 12:13:22.424 INFO kablam!    |
Oct 21 12:13:22.425 INFO kablam! 65 |         let mut vec = Vec::with_capacity(1024);
Oct 21 12:13:22.425 INFO kablam!    |             ----^^^
Oct 21 12:13:22.425 INFO kablam!    |             |
Oct 21 12:13:22.425 INFO kablam!    |             help: remove this `mut`
Oct 21 12:13:22.425 INFO kablam! 
Oct 21 12:13:22.425 INFO kablam! warning: variable does not need to be mutable
Oct 21 12:13:22.425 INFO kablam!   --> src/lib.rs:67:13
Oct 21 12:13:22.425 INFO kablam!    |
Oct 21 12:13:22.425 INFO kablam! 67 |         let mut log_read = Log::read(&mut log.internal, file).unwrap();
Oct 21 12:13:22.425 INFO kablam!    |             ----^^^^^^^^
Oct 21 12:13:22.425 INFO kablam!    |             |
Oct 21 12:13:22.425 INFO kablam!    |             help: remove this `mut`
Oct 21 12:13:22.425 INFO kablam! 
Oct 21 12:13:22.468 INFO kablam! warning: variable does not need to be mutable
Oct 21 12:13:22.468 INFO kablam!   --> src/log.rs:84:31
Oct 21 12:13:22.468 INFO kablam!    |
Oct 21 12:13:22.468 INFO kablam! 84 |     pub fn read(read: &mut T, mut internal: T) -> Result<Log<T>, error::Error> {
Oct 21 12:13:22.468 INFO kablam!    |                               ----^^^^^^^^
Oct 21 12:13:22.468 INFO kablam!    |                               |
Oct 21 12:13:22.468 INFO kablam!    |                               help: remove this `mut`
Oct 21 12:13:22.468 INFO kablam! 
Oct 21 12:13:22.520 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 21.13s
Oct 21 12:13:22.520 INFO kablam! su: No module specific data is present
Oct 21 12:13:23.488 INFO running `"docker" "rm" "-f" "b5746c9d81507a0c3e94b406e6ae7a896283e5e00f94a5183ccce7cc250d9d51"`
Oct 21 12:13:23.852 INFO blam! b5746c9d81507a0c3e94b406e6ae7a896283e5e00f94a5183ccce7cc250d9d51