Nov 27 17:02:59.144 INFO checking wjh/zif_log against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 17:02:59.145 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 27 17:02:59.627 INFO [stdout] 1e1c1d98a0385fb5681e1a937aac38433a72021f5895b8ab7c12fe6046415990
Nov 27 17:02:59.630 INFO running `"docker" "start" "-a" "1e1c1d98a0385fb5681e1a937aac38433a72021f5895b8ab7c12fe6046415990"`
Nov 27 17:03:01.392 INFO [stderr] usermod: no changes
Nov 27 17:03:01.531 INFO [stderr]    Compiling rayon-core v1.3.0
Nov 27 17:03:01.531 INFO [stderr]    Compiling either v1.4.0
Nov 27 17:03:01.531 INFO [stderr]    Compiling libc v0.2.34
Nov 27 17:03:01.531 INFO [stderr]    Compiling scopeguard v0.3.3
Nov 27 17:03:01.531 INFO [stderr]    Compiling lazy_static v0.2.11
Nov 27 17:03:01.531 INFO [stderr]    Compiling gcc v0.3.54
Nov 27 17:03:01.531 INFO [stderr]     Checking constant_time_eq v0.1.3
Nov 27 17:03:01.540 INFO [stderr]     Checking untrusted v0.5.1
Nov 27 17:03:01.921 INFO [stderr]     Checking bufstream v0.1.3
Nov 27 17:03:02.408 INFO [stderr]     Checking arrayvec v0.4.6
Nov 27 17:03:03.100 INFO [stderr]    Compiling coco v0.1.1
Nov 27 17:03:06.008 INFO [stderr]     Checking blake2-rfc v0.2.18
Nov 27 17:03:06.111 INFO [stderr]    Compiling num_cpus v1.7.0
Nov 27 17:03:06.111 INFO [stderr]    Compiling rand v0.3.19
Nov 27 17:03:11.402 INFO [stderr]    Compiling rayon v0.8.2
Nov 27 17:03:14.325 INFO [stderr]    Compiling ring v0.12.1
Nov 27 17:03:21.616 INFO [stderr]     Checking zif_log v0.1.0 (/source)
Nov 27 17:03:21.820 INFO [stderr] warning: unused import: `OpenOptions`
Nov 27 17:03:21.820 INFO [stderr]  --> src/log.rs:2:21
Nov 27 17:03:21.820 INFO [stderr]   |
Nov 27 17:03:21.820 INFO [stderr] 2 | use std::fs::{File, OpenOptions};
Nov 27 17:03:21.820 INFO [stderr]   |                     ^^^^^^^^^^^
Nov 27 17:03:21.820 INFO [stderr]   |
Nov 27 17:03:21.820 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 17:03:21.820 INFO [stderr] 
Nov 27 17:03:21.849 INFO [stderr] warning: unused import: `OpenOptions`
Nov 27 17:03:21.849 INFO [stderr]  --> src/log.rs:2:21
Nov 27 17:03:21.849 INFO [stderr]   |
Nov 27 17:03:21.850 INFO [stderr] 2 | use std::fs::{File, OpenOptions};
Nov 27 17:03:21.850 INFO [stderr]   |                     ^^^^^^^^^^^
Nov 27 17:03:21.850 INFO [stderr]   |
Nov 27 17:03:21.851 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 17:03:21.851 INFO [stderr] 
Nov 27 17:03:22.020 INFO [stderr] warning: value assigned to `pos` is never read
Nov 27 17:03:22.020 INFO [stderr]   --> src/lib.rs:51:9
Nov 27 17:03:22.020 INFO [stderr]    |
Nov 27 17:03:22.020 INFO [stderr] 51 |         pos += 8;
Nov 27 17:03:22.020 INFO [stderr]    |         ^^^
Nov 27 17:03:22.020 INFO [stderr]    |
Nov 27 17:03:22.020 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 27 17:03:22.020 INFO [stderr] 
Nov 27 17:03:22.032 INFO [stderr] warning: variable does not need to be mutable
Nov 27 17:03:22.032 INFO [stderr]   --> src/lib.rs:22:13
Nov 27 17:03:22.032 INFO [stderr]    |
Nov 27 17:03:22.032 INFO [stderr] 22 |         let mut vec = Vec::with_capacity(1024);
Nov 27 17:03:22.032 INFO [stderr]    |             ----^^^
Nov 27 17:03:22.032 INFO [stderr]    |             |
Nov 27 17:03:22.032 INFO [stderr]    |             help: remove this `mut`
Nov 27 17:03:22.032 INFO [stderr]    |
Nov 27 17:03:22.032 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 17:03:22.032 INFO [stderr] 
Nov 27 17:03:22.032 INFO [stderr] warning: variable does not need to be mutable
Nov 27 17:03:22.032 INFO [stderr]   --> src/lib.rs:56:13
Nov 27 17:03:22.032 INFO [stderr]    |
Nov 27 17:03:22.032 INFO [stderr] 56 |         let mut vec = Vec::with_capacity(1024);
Nov 27 17:03:22.032 INFO [stderr]    |             ----^^^
Nov 27 17:03:22.032 INFO [stderr]    |             |
Nov 27 17:03:22.032 INFO [stderr]    |             help: remove this `mut`
Nov 27 17:03:22.032 INFO [stderr] 
Nov 27 17:03:22.032 INFO [stderr] warning: variable does not need to be mutable
Nov 27 17:03:22.032 INFO [stderr]   --> src/lib.rs:65:13
Nov 27 17:03:22.032 INFO [stderr]    |
Nov 27 17:03:22.032 INFO [stderr] 65 |         let mut vec = Vec::with_capacity(1024);
Nov 27 17:03:22.032 INFO [stderr]    |             ----^^^
Nov 27 17:03:22.032 INFO [stderr]    |             |
Nov 27 17:03:22.032 INFO [stderr]    |             help: remove this `mut`
Nov 27 17:03:22.032 INFO [stderr] 
Nov 27 17:03:22.032 INFO [stderr] warning: variable does not need to be mutable
Nov 27 17:03:22.032 INFO [stderr]   --> src/lib.rs:67:13
Nov 27 17:03:22.032 INFO [stderr]    |
Nov 27 17:03:22.032 INFO [stderr] 67 |         let mut log_read = Log::read(&mut log.internal, file).unwrap();
Nov 27 17:03:22.032 INFO [stderr]    |             ----^^^^^^^^
Nov 27 17:03:22.032 INFO [stderr]    |             |
Nov 27 17:03:22.032 INFO [stderr]    |             help: remove this `mut`
Nov 27 17:03:22.032 INFO [stderr] 
Nov 27 17:03:22.068 INFO [stderr] warning: variable does not need to be mutable
Nov 27 17:03:22.068 INFO [stderr]   --> src/log.rs:84:31
Nov 27 17:03:22.068 INFO [stderr]    |
Nov 27 17:03:22.068 INFO [stderr] 84 |     pub fn read(read: &mut T, mut internal: T) -> Result<Log<T>, error::Error> {
Nov 27 17:03:22.068 INFO [stderr]    |                               ----^^^^^^^^
Nov 27 17:03:22.068 INFO [stderr]    |                               |
Nov 27 17:03:22.068 INFO [stderr]    |                               help: remove this `mut`
Nov 27 17:03:22.068 INFO [stderr] 
Nov 27 17:03:22.152 INFO [stderr] warning: variable does not need to be mutable
Nov 27 17:03:22.152 INFO [stderr]   --> src/log.rs:84:31
Nov 27 17:03:22.152 INFO [stderr]    |
Nov 27 17:03:22.152 INFO [stderr] 84 |     pub fn read(read: &mut T, mut internal: T) -> Result<Log<T>, error::Error> {
Nov 27 17:03:22.152 INFO [stderr]    |                               ----^^^^^^^^
Nov 27 17:03:22.152 INFO [stderr]    |                               |
Nov 27 17:03:22.152 INFO [stderr]    |                               help: remove this `mut`
Nov 27 17:03:22.152 INFO [stderr]    |
Nov 27 17:03:22.152 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 17:03:22.152 INFO [stderr] 
Nov 27 17:03:22.196 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.77s
Nov 27 17:03:22.203 INFO [stderr] su: No module specific data is present
Nov 27 17:03:23.242 INFO running `"docker" "inspect" "1e1c1d98a0385fb5681e1a937aac38433a72021f5895b8ab7c12fe6046415990"`
Nov 27 17:03:23.630 INFO running `"docker" "rm" "-f" "1e1c1d98a0385fb5681e1a937aac38433a72021f5895b8ab7c12fe6046415990"`
Nov 27 17:03:24.004 INFO [stdout] 1e1c1d98a0385fb5681e1a937aac38433a72021f5895b8ab7c12fe6046415990