Nov 06 11:03:46.916 INFO checking wjh/zif_log against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 11:03:46.917 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-4/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 06 11:03:47.400 INFO blam! c8a43ea6bcc231adc37159cdf3a5432dcb9d22a9a75eccf3f1203f23d5d37173
Nov 06 11:03:47.400 INFO running `"docker" "start" "-a" "c8a43ea6bcc231adc37159cdf3a5432dcb9d22a9a75eccf3f1203f23d5d37173"`
Nov 06 11:03:49.372 INFO kablam! usermod: no changes
Nov 06 11:03:49.448 INFO kablam!    Compiling scopeguard v0.3.3
Nov 06 11:03:49.448 INFO kablam!    Compiling libc v0.2.34
Nov 06 11:03:49.448 INFO kablam!    Compiling either v1.4.0
Nov 06 11:03:49.448 INFO kablam!    Compiling rayon-core v1.3.0
Nov 06 11:03:49.456 INFO kablam!    Compiling lazy_static v0.2.11
Nov 06 11:03:49.468 INFO kablam!     Checking bufstream v0.1.3
Nov 06 11:03:49.468 INFO kablam!     Checking arrayvec v0.4.6
Nov 06 11:03:51.314 INFO kablam!    Compiling coco v0.1.1
Nov 06 11:03:51.417 INFO kablam!     Checking blake2-rfc v0.2.18
Nov 06 11:03:52.416 INFO kablam!    Compiling rand v0.3.19
Nov 06 11:03:52.417 INFO kablam!    Compiling num_cpus v1.7.0
Nov 06 11:03:58.892 INFO kablam!    Compiling rayon v0.8.2
Nov 06 11:04:02.172 INFO kablam!    Compiling ring v0.12.1
Nov 06 11:04:09.888 INFO kablam!     Checking zif_log v0.1.0 (/source)
Nov 06 11:04:10.100 INFO kablam! warning: unused import: `OpenOptions`
Nov 06 11:04:10.100 INFO kablam!  --> src/log.rs:2:21
Nov 06 11:04:10.100 INFO kablam!   |
Nov 06 11:04:10.100 INFO kablam! 2 | use std::fs::{File, OpenOptions};
Nov 06 11:04:10.100 INFO kablam!   |                     ^^^^^^^^^^^
Nov 06 11:04:10.100 INFO kablam!   |
Nov 06 11:04:10.100 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 06 11:04:10.100 INFO kablam! 
Nov 06 11:04:10.232 INFO kablam! warning: unused import: `OpenOptions`
Nov 06 11:04:10.232 INFO kablam!  --> src/log.rs:2:21
Nov 06 11:04:10.232 INFO kablam!   |
Nov 06 11:04:10.232 INFO kablam! 2 | use std::fs::{File, OpenOptions};
Nov 06 11:04:10.232 INFO kablam!   |                     ^^^^^^^^^^^
Nov 06 11:04:10.232 INFO kablam!   |
Nov 06 11:04:10.232 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 06 11:04:10.232 INFO kablam! 
Nov 06 11:04:10.260 INFO kablam! warning: variable does not need to be mutable
Nov 06 11:04:10.260 INFO kablam!   --> src/log.rs:84:31
Nov 06 11:04:10.260 INFO kablam!    |
Nov 06 11:04:10.260 INFO kablam! 84 |     pub fn read(read: &mut T, mut internal: T) -> Result<Log<T>, error::Error> {
Nov 06 11:04:10.260 INFO kablam!    |                               ----^^^^^^^^
Nov 06 11:04:10.260 INFO kablam!    |                               |
Nov 06 11:04:10.260 INFO kablam!    |                               help: remove this `mut`
Nov 06 11:04:10.260 INFO kablam!    |
Nov 06 11:04:10.260 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 06 11:04:10.260 INFO kablam! 
Nov 06 11:04:10.634 INFO kablam! warning: value assigned to `pos` is never read
Nov 06 11:04:10.634 INFO kablam!   --> src/lib.rs:51:9
Nov 06 11:04:10.634 INFO kablam!    |
Nov 06 11:04:10.634 INFO kablam! 51 |         pos += 8;
Nov 06 11:04:10.634 INFO kablam!    |         ^^^
Nov 06 11:04:10.634 INFO kablam!    |
Nov 06 11:04:10.634 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 06 11:04:10.634 INFO kablam! 
Nov 06 11:04:10.652 INFO kablam! warning: variable does not need to be mutable
Nov 06 11:04:10.652 INFO kablam!   --> src/lib.rs:22:13
Nov 06 11:04:10.652 INFO kablam!    |
Nov 06 11:04:10.652 INFO kablam! 22 |         let mut vec = Vec::with_capacity(1024);
Nov 06 11:04:10.653 INFO kablam!    |             ----^^^
Nov 06 11:04:10.653 INFO kablam!    |             |
Nov 06 11:04:10.653 INFO kablam!    |             help: remove this `mut`
Nov 06 11:04:10.653 INFO kablam!    |
Nov 06 11:04:10.653 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 06 11:04:10.653 INFO kablam! 
Nov 06 11:04:10.660 INFO kablam! warning: variable does not need to be mutable
Nov 06 11:04:10.660 INFO kablam!   --> src/lib.rs:56:13
Nov 06 11:04:10.660 INFO kablam!    |
Nov 06 11:04:10.660 INFO kablam! 56 |         let mut vec = Vec::with_capacity(1024);
Nov 06 11:04:10.660 INFO kablam!    |             ----^^^
Nov 06 11:04:10.660 INFO kablam!    |             |
Nov 06 11:04:10.660 INFO kablam!    |             help: remove this `mut`
Nov 06 11:04:10.660 INFO kablam! 
Nov 06 11:04:10.660 INFO kablam! warning: variable does not need to be mutable
Nov 06 11:04:10.661 INFO kablam!   --> src/lib.rs:65:13
Nov 06 11:04:10.661 INFO kablam!    |
Nov 06 11:04:10.661 INFO kablam! 65 |         let mut vec = Vec::with_capacity(1024);
Nov 06 11:04:10.661 INFO kablam!    |             ----^^^
Nov 06 11:04:10.661 INFO kablam!    |             |
Nov 06 11:04:10.661 INFO kablam!    |             help: remove this `mut`
Nov 06 11:04:10.661 INFO kablam! 
Nov 06 11:04:10.661 INFO kablam! warning: variable does not need to be mutable
Nov 06 11:04:10.661 INFO kablam!   --> src/lib.rs:67:13
Nov 06 11:04:10.661 INFO kablam!    |
Nov 06 11:04:10.661 INFO kablam! 67 |         let mut log_read = Log::read(&mut log.internal, file).unwrap();
Nov 06 11:04:10.661 INFO kablam!    |             ----^^^^^^^^
Nov 06 11:04:10.661 INFO kablam!    |             |
Nov 06 11:04:10.661 INFO kablam!    |             help: remove this `mut`
Nov 06 11:04:10.661 INFO kablam! 
Nov 06 11:04:10.724 INFO kablam! warning: variable does not need to be mutable
Nov 06 11:04:10.724 INFO kablam!   --> src/log.rs:84:31
Nov 06 11:04:10.724 INFO kablam!    |
Nov 06 11:04:10.724 INFO kablam! 84 |     pub fn read(read: &mut T, mut internal: T) -> Result<Log<T>, error::Error> {
Nov 06 11:04:10.724 INFO kablam!    |                               ----^^^^^^^^
Nov 06 11:04:10.724 INFO kablam!    |                               |
Nov 06 11:04:10.724 INFO kablam!    |                               help: remove this `mut`
Nov 06 11:04:10.724 INFO kablam! 
Nov 06 11:04:10.764 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 21.36s
Nov 06 11:04:10.780 INFO kablam! su: No module specific data is present
Nov 06 11:04:11.397 INFO running `"docker" "rm" "-f" "c8a43ea6bcc231adc37159cdf3a5432dcb9d22a9a75eccf3f1203f23d5d37173"`
Nov 06 11:04:11.748 INFO blam! c8a43ea6bcc231adc37159cdf3a5432dcb9d22a9a75eccf3f1203f23d5d37173