Nov 29 14:56:27.442 INFO checking wjh/zif_log against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 14:56:27.442 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 29 14:56:27.972 INFO [stdout] 5319c9d00aedf6db9fbe058d8e157d312a952a939f048e2499fdc788a6ec9149
Nov 29 14:56:27.974 INFO running `"docker" "start" "-a" "5319c9d00aedf6db9fbe058d8e157d312a952a939f048e2499fdc788a6ec9149"`
Nov 29 14:56:29.297 INFO [stderr] usermod: no changes
Nov 29 14:56:29.380 INFO [stderr]    Compiling libc v0.2.34
Nov 29 14:56:29.380 INFO [stderr]    Compiling rayon-core v1.3.0
Nov 29 14:56:29.380 INFO [stderr]    Compiling scopeguard v0.3.3
Nov 29 14:56:29.388 INFO [stderr]    Compiling either v1.4.0
Nov 29 14:56:29.388 INFO [stderr]     Checking constant_time_eq v0.1.3
Nov 29 14:56:29.388 INFO [stderr]     Checking arrayvec v0.4.6
Nov 29 14:56:30.461 INFO [stderr]    Compiling coco v0.1.1
Nov 29 14:56:31.092 INFO [stderr]     Checking blake2-rfc v0.2.18
Nov 29 14:56:32.444 INFO [stderr]    Compiling rand v0.3.19
Nov 29 14:56:32.444 INFO [stderr]    Compiling num_cpus v1.7.0
Nov 29 14:56:37.222 INFO [stderr]    Compiling rayon v0.8.2
Nov 29 14:56:40.263 INFO [stderr]    Compiling ring v0.12.1
Nov 29 14:56:47.827 INFO [stderr]     Checking zif_log v0.1.0 (/source)
Nov 29 14:56:48.128 INFO [stderr] warning: unused import: `OpenOptions`
Nov 29 14:56:48.128 INFO [stderr]  --> src/log.rs:2:21
Nov 29 14:56:48.128 INFO [stderr]   |
Nov 29 14:56:48.128 INFO [stderr] 2 | use std::fs::{File, OpenOptions};
Nov 29 14:56:48.128 INFO [stderr]   |                     ^^^^^^^^^^^
Nov 29 14:56:48.128 INFO [stderr]   |
Nov 29 14:56:48.128 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 14:56:48.128 INFO [stderr] 
Nov 29 14:56:48.196 INFO [stderr] warning: unused import: `OpenOptions`
Nov 29 14:56:48.196 INFO [stderr]  --> src/log.rs:2:21
Nov 29 14:56:48.196 INFO [stderr]   |
Nov 29 14:56:48.196 INFO [stderr] 2 | use std::fs::{File, OpenOptions};
Nov 29 14:56:48.196 INFO [stderr]   |                     ^^^^^^^^^^^
Nov 29 14:56:48.196 INFO [stderr]   |
Nov 29 14:56:48.196 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 14:56:48.196 INFO [stderr] 
Nov 29 14:56:48.407 INFO [stderr] warning: value assigned to `pos` is never read
Nov 29 14:56:48.407 INFO [stderr]   --> src/lib.rs:51:9
Nov 29 14:56:48.407 INFO [stderr]    |
Nov 29 14:56:48.407 INFO [stderr] 51 |         pos += 8;
Nov 29 14:56:48.407 INFO [stderr]    |         ^^^
Nov 29 14:56:48.407 INFO [stderr]    |
Nov 29 14:56:48.408 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 29 14:56:48.408 INFO [stderr] 
Nov 29 14:56:48.421 INFO [stderr] warning: variable does not need to be mutable
Nov 29 14:56:48.421 INFO [stderr]   --> src/lib.rs:22:13
Nov 29 14:56:48.422 INFO [stderr]    |
Nov 29 14:56:48.422 INFO [stderr] 22 |         let mut vec = Vec::with_capacity(1024);
Nov 29 14:56:48.422 INFO [stderr]    |             ----^^^
Nov 29 14:56:48.422 INFO [stderr]    |             |
Nov 29 14:56:48.422 INFO [stderr]    |             help: remove this `mut`
Nov 29 14:56:48.423 INFO [stderr]    |
Nov 29 14:56:48.423 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 14:56:48.423 INFO [stderr] 
Nov 29 14:56:48.425 INFO [stderr] warning: variable does not need to be mutable
Nov 29 14:56:48.425 INFO [stderr]   --> src/lib.rs:56:13
Nov 29 14:56:48.425 INFO [stderr]    |
Nov 29 14:56:48.425 INFO [stderr] 56 |         let mut vec = Vec::with_capacity(1024);
Nov 29 14:56:48.425 INFO [stderr]    |             ----^^^
Nov 29 14:56:48.426 INFO [stderr]    |             |
Nov 29 14:56:48.426 INFO [stderr]    |             help: remove this `mut`
Nov 29 14:56:48.426 INFO [stderr] 
Nov 29 14:56:48.426 INFO [stderr] warning: variable does not need to be mutable
Nov 29 14:56:48.426 INFO [stderr]   --> src/lib.rs:65:13
Nov 29 14:56:48.427 INFO [stderr]    |
Nov 29 14:56:48.427 INFO [stderr] 65 |         let mut vec = Vec::with_capacity(1024);
Nov 29 14:56:48.427 INFO [stderr]    |             ----^^^
Nov 29 14:56:48.427 INFO [stderr]    |             |
Nov 29 14:56:48.427 INFO [stderr]    |             help: remove this `mut`
Nov 29 14:56:48.427 INFO [stderr] 
Nov 29 14:56:48.428 INFO [stderr] warning: variable does not need to be mutable
Nov 29 14:56:48.428 INFO [stderr]   --> src/lib.rs:67:13
Nov 29 14:56:48.428 INFO [stderr]    |
Nov 29 14:56:48.428 INFO [stderr] 67 |         let mut log_read = Log::read(&mut log.internal, file).unwrap();
Nov 29 14:56:48.429 INFO [stderr]    |             ----^^^^^^^^
Nov 29 14:56:48.429 INFO [stderr]    |             |
Nov 29 14:56:48.429 INFO [stderr]    |             help: remove this `mut`
Nov 29 14:56:48.429 INFO [stderr] 
Nov 29 14:56:48.456 INFO [stderr] warning: variable does not need to be mutable
Nov 29 14:56:48.457 INFO [stderr]   --> src/log.rs:84:31
Nov 29 14:56:48.457 INFO [stderr]    |
Nov 29 14:56:48.457 INFO [stderr] 84 |     pub fn read(read: &mut T, mut internal: T) -> Result<Log<T>, error::Error> {
Nov 29 14:56:48.457 INFO [stderr]    |                               ----^^^^^^^^
Nov 29 14:56:48.457 INFO [stderr]    |                               |
Nov 29 14:56:48.457 INFO [stderr]    |                               help: remove this `mut`
Nov 29 14:56:48.460 INFO [stderr] 
Nov 29 14:56:48.508 INFO [stderr] warning: variable does not need to be mutable
Nov 29 14:56:48.509 INFO [stderr]   --> src/log.rs:84:31
Nov 29 14:56:48.509 INFO [stderr]    |
Nov 29 14:56:48.509 INFO [stderr] 84 |     pub fn read(read: &mut T, mut internal: T) -> Result<Log<T>, error::Error> {
Nov 29 14:56:48.510 INFO [stderr]    |                               ----^^^^^^^^
Nov 29 14:56:48.510 INFO [stderr]    |                               |
Nov 29 14:56:48.510 INFO [stderr]    |                               help: remove this `mut`
Nov 29 14:56:48.510 INFO [stderr]    |
Nov 29 14:56:48.512 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 14:56:48.512 INFO [stderr] 
Nov 29 14:56:48.585 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.27s
Nov 29 14:56:48.589 INFO [stderr] su: No module specific data is present
Nov 29 14:56:49.770 INFO running `"docker" "inspect" "5319c9d00aedf6db9fbe058d8e157d312a952a939f048e2499fdc788a6ec9149"`
Nov 29 14:56:50.128 INFO running `"docker" "rm" "-f" "5319c9d00aedf6db9fbe058d8e157d312a952a939f048e2499fdc788a6ec9149"`
Nov 29 14:56:50.498 INFO [stdout] 5319c9d00aedf6db9fbe058d8e157d312a952a939f048e2499fdc788a6ec9149