Oct 26 17:55:49.394 INFO checking wjh/zif_log against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 26 17:55:49.395 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-6/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/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 17:55:49.971 INFO blam! dba11a99c9c2226376b0b0bd488f5520a24d8110711a7d241ae0f3b35899d473
Oct 26 17:55:49.973 INFO running `"docker" "start" "-a" "dba11a99c9c2226376b0b0bd488f5520a24d8110711a7d241ae0f3b35899d473"`
Oct 26 17:55:52.119 INFO kablam! usermod: no changes
Oct 26 17:55:52.229 INFO kablam!    Compiling either v1.4.0
Oct 26 17:55:52.229 INFO kablam!    Compiling scopeguard v0.3.3
Oct 26 17:55:52.230 INFO kablam!    Compiling lazy_static v0.2.11
Oct 26 17:55:52.230 INFO kablam!     Checking constant_time_eq v0.1.3
Oct 26 17:55:52.235 INFO kablam!     Checking bufstream v0.1.3
Oct 26 17:55:52.235 INFO kablam!    Compiling rand v0.3.19
Oct 26 17:55:52.235 INFO kablam!    Compiling num_cpus v1.7.0
Oct 26 17:55:52.235 INFO kablam!     Checking arrayvec v0.4.6
Oct 26 17:55:54.211 INFO kablam!    Compiling coco v0.1.1
Oct 26 17:55:55.843 INFO kablam!     Checking blake2-rfc v0.2.18
Oct 26 17:55:58.743 INFO kablam!    Compiling rayon-core v1.3.0
Oct 26 17:56:01.077 INFO kablam!    Compiling rayon v0.8.2
Oct 26 17:56:04.155 INFO kablam!    Compiling ring v0.12.1
Oct 26 17:56:11.284 INFO kablam!     Checking zif_log v0.1.0 (/source)
Oct 26 17:56:11.607 INFO kablam! warning: unused import: `OpenOptions`
Oct 26 17:56:11.608 INFO kablam!  --> src/log.rs:2:21
Oct 26 17:56:11.608 INFO kablam!   |
Oct 26 17:56:11.608 INFO kablam! 2 | use std::fs::{File, OpenOptions};
Oct 26 17:56:11.609 INFO kablam!   |                     ^^^^^^^^^^^
Oct 26 17:56:11.609 INFO kablam!   |
Oct 26 17:56:11.609 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 26 17:56:11.609 INFO kablam! 
Oct 26 17:56:11.695 INFO kablam! warning: unused import: `OpenOptions`
Oct 26 17:56:11.695 INFO kablam!  --> src/log.rs:2:21
Oct 26 17:56:11.695 INFO kablam!   |
Oct 26 17:56:11.695 INFO kablam! 2 | use std::fs::{File, OpenOptions};
Oct 26 17:56:11.695 INFO kablam!   |                     ^^^^^^^^^^^
Oct 26 17:56:11.695 INFO kablam!   |
Oct 26 17:56:11.695 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 26 17:56:11.695 INFO kablam! 
Oct 26 17:56:11.961 INFO kablam! warning: variable does not need to be mutable
Oct 26 17:56:11.961 INFO kablam!   --> src/log.rs:84:31
Oct 26 17:56:11.961 INFO kablam!    |
Oct 26 17:56:11.961 INFO kablam! 84 |     pub fn read(read: &mut T, mut internal: T) -> Result<Log<T>, error::Error> {
Oct 26 17:56:11.961 INFO kablam!    |                               ----^^^^^^^^
Oct 26 17:56:11.961 INFO kablam!    |                               |
Oct 26 17:56:11.961 INFO kablam!    |                               help: remove this `mut`
Oct 26 17:56:11.962 INFO kablam!    |
Oct 26 17:56:11.962 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 26 17:56:11.963 INFO kablam! 
Oct 26 17:56:12.121 INFO kablam! warning: value assigned to `pos` is never read
Oct 26 17:56:12.121 INFO kablam!   --> src/lib.rs:51:9
Oct 26 17:56:12.121 INFO kablam!    |
Oct 26 17:56:12.121 INFO kablam! 51 |         pos += 8;
Oct 26 17:56:12.121 INFO kablam!    |         ^^^
Oct 26 17:56:12.121 INFO kablam!    |
Oct 26 17:56:12.121 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Oct 26 17:56:12.121 INFO kablam! 
Oct 26 17:56:12.158 INFO kablam! warning: variable does not need to be mutable
Oct 26 17:56:12.159 INFO kablam!   --> src/lib.rs:22:13
Oct 26 17:56:12.159 INFO kablam!    |
Oct 26 17:56:12.159 INFO kablam! 22 |         let mut vec = Vec::with_capacity(1024);
Oct 26 17:56:12.160 INFO kablam!    |             ----^^^
Oct 26 17:56:12.160 INFO kablam!    |             |
Oct 26 17:56:12.160 INFO kablam!    |             help: remove this `mut`
Oct 26 17:56:12.160 INFO kablam!    |
Oct 26 17:56:12.160 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 26 17:56:12.160 INFO kablam! 
Oct 26 17:56:12.160 INFO kablam! warning: variable does not need to be mutable
Oct 26 17:56:12.160 INFO kablam!   --> src/lib.rs:56:13
Oct 26 17:56:12.163 INFO kablam!    |
Oct 26 17:56:12.163 INFO kablam! 56 |         let mut vec = Vec::with_capacity(1024);
Oct 26 17:56:12.163 INFO kablam!    |             ----^^^
Oct 26 17:56:12.163 INFO kablam!    |             |
Oct 26 17:56:12.163 INFO kablam!    |             help: remove this `mut`
Oct 26 17:56:12.163 INFO kablam! 
Oct 26 17:56:12.163 INFO kablam! warning: variable does not need to be mutable
Oct 26 17:56:12.163 INFO kablam!   --> src/lib.rs:65:13
Oct 26 17:56:12.163 INFO kablam!    |
Oct 26 17:56:12.163 INFO kablam! 65 |         let mut vec = Vec::with_capacity(1024);
Oct 26 17:56:12.163 INFO kablam!    |             ----^^^
Oct 26 17:56:12.163 INFO kablam!    |             |
Oct 26 17:56:12.163 INFO kablam!    |             help: remove this `mut`
Oct 26 17:56:12.163 INFO kablam! 
Oct 26 17:56:12.163 INFO kablam! warning: variable does not need to be mutable
Oct 26 17:56:12.163 INFO kablam!   --> src/lib.rs:67:13
Oct 26 17:56:12.163 INFO kablam!    |
Oct 26 17:56:12.163 INFO kablam! 67 |         let mut log_read = Log::read(&mut log.internal, file).unwrap();
Oct 26 17:56:12.163 INFO kablam!    |             ----^^^^^^^^
Oct 26 17:56:12.163 INFO kablam!    |             |
Oct 26 17:56:12.163 INFO kablam!    |             help: remove this `mut`
Oct 26 17:56:12.163 INFO kablam! 
Oct 26 17:56:12.187 INFO kablam! warning: variable does not need to be mutable
Oct 26 17:56:12.187 INFO kablam!   --> src/log.rs:84:31
Oct 26 17:56:12.187 INFO kablam!    |
Oct 26 17:56:12.187 INFO kablam! 84 |     pub fn read(read: &mut T, mut internal: T) -> Result<Log<T>, error::Error> {
Oct 26 17:56:12.187 INFO kablam!    |                               ----^^^^^^^^
Oct 26 17:56:12.187 INFO kablam!    |                               |
Oct 26 17:56:12.187 INFO kablam!    |                               help: remove this `mut`
Oct 26 17:56:12.187 INFO kablam! 
Oct 26 17:56:12.252 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 20.11s
Oct 26 17:56:12.256 INFO kablam! su: No module specific data is present
Oct 26 17:56:13.139 INFO running `"docker" "rm" "-f" "dba11a99c9c2226376b0b0bd488f5520a24d8110711a7d241ae0f3b35899d473"`
Oct 26 17:56:13.439 INFO blam! dba11a99c9c2226376b0b0bd488f5520a24d8110711a7d241ae0f3b35899d473