Dec 12 21:10:25.264 INFO testing wjh/zif_log against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 12 21:10:25.264 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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"`
Dec 12 21:10:25.753 INFO [stdout] 254174dde6fe18254f9dd009a47b494317ae1c41ef9508098d3fb125d2b68d1e
Dec 12 21:10:25.759 INFO running `"docker" "start" "-a" "254174dde6fe18254f9dd009a47b494317ae1c41ef9508098d3fb125d2b68d1e"`
Dec 12 21:10:27.023 INFO [stderr] usermod: no changes
Dec 12 21:10:27.111 INFO [stderr]    Compiling constant_time_eq v0.1.3
Dec 12 21:10:27.119 INFO [stderr]    Compiling bufstream v0.1.3
Dec 12 21:10:27.119 INFO [stderr]    Compiling rand v0.3.19
Dec 12 21:10:27.119 INFO [stderr]    Compiling num_cpus v1.7.0
Dec 12 21:10:27.121 INFO [stderr]    Compiling arrayvec v0.4.6
Dec 12 21:10:28.887 INFO [stderr]    Compiling blake2-rfc v0.2.18
Dec 12 21:10:31.237 INFO [stderr]    Compiling rayon-core v1.3.0
Dec 12 21:10:32.979 INFO [stderr]    Compiling rayon v0.8.2
Dec 12 21:10:36.127 INFO [stderr]    Compiling ring v0.12.1
Dec 12 21:10:45.063 INFO [stderr]    Compiling zif_log v0.1.0 (/source)
Dec 12 21:10:45.265 INFO [stderr] warning: unused import: `OpenOptions`
Dec 12 21:10:45.265 INFO [stderr]  --> src/log.rs:2:21
Dec 12 21:10:45.265 INFO [stderr]   |
Dec 12 21:10:45.265 INFO [stderr] 2 | use std::fs::{File, OpenOptions};
Dec 12 21:10:45.265 INFO [stderr]   |                     ^^^^^^^^^^^
Dec 12 21:10:45.265 INFO [stderr]   |
Dec 12 21:10:45.265 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 21:10:45.265 INFO [stderr] 
Dec 12 21:10:45.422 INFO [stderr] warning: variable does not need to be mutable
Dec 12 21:10:45.423 INFO [stderr]   --> src/log.rs:84:31
Dec 12 21:10:45.423 INFO [stderr]    |
Dec 12 21:10:45.423 INFO [stderr] 84 |     pub fn read(read: &mut T, mut internal: T) -> Result<Log<T>, error::Error> {
Dec 12 21:10:45.423 INFO [stderr]    |                               ----^^^^^^^^
Dec 12 21:10:45.423 INFO [stderr]    |                               |
Dec 12 21:10:45.423 INFO [stderr]    |                               help: remove this `mut`
Dec 12 21:10:45.423 INFO [stderr]    |
Dec 12 21:10:45.423 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 21:10:45.423 INFO [stderr] 
Dec 12 21:10:45.686 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.61s
Dec 12 21:10:45.686 INFO [stderr] su: No module specific data is present
Dec 12 21:10:46.295 INFO running `"docker" "inspect" "254174dde6fe18254f9dd009a47b494317ae1c41ef9508098d3fb125d2b68d1e"`
Dec 12 21:10:46.739 INFO running `"docker" "rm" "-f" "254174dde6fe18254f9dd009a47b494317ae1c41ef9508098d3fb125d2b68d1e"`
Dec 12 21:10:47.032 INFO [stdout] 254174dde6fe18254f9dd009a47b494317ae1c41ef9508098d3fb125d2b68d1e
Dec 12 21:10:47.033 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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"`
Dec 12 21:10:47.379 INFO [stdout] 8e19dd4f269c443cb783260e15280e20059c7c5b73654ff14947ebdf21178bb4
Dec 12 21:10:47.381 INFO running `"docker" "start" "-a" "8e19dd4f269c443cb783260e15280e20059c7c5b73654ff14947ebdf21178bb4"`
Dec 12 21:10:48.273 INFO [stderr] usermod: no changes
Dec 12 21:10:48.395 INFO [stderr]    Compiling zif_log v0.1.0 (/source)
Dec 12 21:10:48.691 INFO [stderr] warning: unused import: `OpenOptions`
Dec 12 21:10:48.691 INFO [stderr]  --> src/log.rs:2:21
Dec 12 21:10:48.691 INFO [stderr]   |
Dec 12 21:10:48.691 INFO [stderr] 2 | use std::fs::{File, OpenOptions};
Dec 12 21:10:48.691 INFO [stderr]   |                     ^^^^^^^^^^^
Dec 12 21:10:48.691 INFO [stderr]   |
Dec 12 21:10:48.691 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 21:10:48.691 INFO [stderr] 
Dec 12 21:10:48.891 INFO [stderr] warning: value assigned to `pos` is never read
Dec 12 21:10:48.891 INFO [stderr]   --> src/lib.rs:51:9
Dec 12 21:10:48.891 INFO [stderr]    |
Dec 12 21:10:48.891 INFO [stderr] 51 |         pos += 8;
Dec 12 21:10:48.891 INFO [stderr]    |         ^^^
Dec 12 21:10:48.891 INFO [stderr]    |
Dec 12 21:10:48.891 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 12 21:10:48.891 INFO [stderr] 
Dec 12 21:10:48.903 INFO [stderr] warning: variable does not need to be mutable
Dec 12 21:10:48.903 INFO [stderr]   --> src/lib.rs:22:13
Dec 12 21:10:48.903 INFO [stderr]    |
Dec 12 21:10:48.903 INFO [stderr] 22 |         let mut vec = Vec::with_capacity(1024);
Dec 12 21:10:48.903 INFO [stderr]    |             ----^^^
Dec 12 21:10:48.903 INFO [stderr]    |             |
Dec 12 21:10:48.903 INFO [stderr]    |             help: remove this `mut`
Dec 12 21:10:48.903 INFO [stderr]    |
Dec 12 21:10:48.903 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 21:10:48.903 INFO [stderr] 
Dec 12 21:10:48.903 INFO [stderr] warning: variable does not need to be mutable
Dec 12 21:10:48.903 INFO [stderr]   --> src/lib.rs:56:13
Dec 12 21:10:48.903 INFO [stderr]    |
Dec 12 21:10:48.903 INFO [stderr] 56 |         let mut vec = Vec::with_capacity(1024);
Dec 12 21:10:48.903 INFO [stderr]    |             ----^^^
Dec 12 21:10:48.903 INFO [stderr]    |             |
Dec 12 21:10:48.903 INFO [stderr]    |             help: remove this `mut`
Dec 12 21:10:48.903 INFO [stderr] 
Dec 12 21:10:48.903 INFO [stderr] warning: variable does not need to be mutable
Dec 12 21:10:48.903 INFO [stderr]   --> src/lib.rs:65:13
Dec 12 21:10:48.903 INFO [stderr]    |
Dec 12 21:10:48.903 INFO [stderr] 65 |         let mut vec = Vec::with_capacity(1024);
Dec 12 21:10:48.903 INFO [stderr]    |             ----^^^
Dec 12 21:10:48.903 INFO [stderr]    |             |
Dec 12 21:10:48.903 INFO [stderr]    |             help: remove this `mut`
Dec 12 21:10:48.903 INFO [stderr] 
Dec 12 21:10:48.903 INFO [stderr] warning: variable does not need to be mutable
Dec 12 21:10:48.903 INFO [stderr]   --> src/lib.rs:67:13
Dec 12 21:10:48.903 INFO [stderr]    |
Dec 12 21:10:48.903 INFO [stderr] 67 |         let mut log_read = Log::read(&mut log.internal, file).unwrap();
Dec 12 21:10:48.903 INFO [stderr]    |             ----^^^^^^^^
Dec 12 21:10:48.903 INFO [stderr]    |             |
Dec 12 21:10:48.903 INFO [stderr]    |             help: remove this `mut`
Dec 12 21:10:48.903 INFO [stderr] 
Dec 12 21:10:48.935 INFO [stderr] warning: variable does not need to be mutable
Dec 12 21:10:48.935 INFO [stderr]   --> src/log.rs:84:31
Dec 12 21:10:48.935 INFO [stderr]    |
Dec 12 21:10:48.935 INFO [stderr] 84 |     pub fn read(read: &mut T, mut internal: T) -> Result<Log<T>, error::Error> {
Dec 12 21:10:48.935 INFO [stderr]    |                               ----^^^^^^^^
Dec 12 21:10:48.935 INFO [stderr]    |                               |
Dec 12 21:10:48.935 INFO [stderr]    |                               help: remove this `mut`
Dec 12 21:10:48.935 INFO [stderr] 
Dec 12 21:10:49.818 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
Dec 12 21:10:49.818 INFO [stderr] su: No module specific data is present
Dec 12 21:10:50.667 INFO running `"docker" "inspect" "8e19dd4f269c443cb783260e15280e20059c7c5b73654ff14947ebdf21178bb4"`
Dec 12 21:10:50.939 INFO running `"docker" "rm" "-f" "8e19dd4f269c443cb783260e15280e20059c7c5b73654ff14947ebdf21178bb4"`
Dec 12 21:10:51.195 INFO [stdout] 8e19dd4f269c443cb783260e15280e20059c7c5b73654ff14947ebdf21178bb4
Dec 12 21:10:51.203 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-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"`
Dec 12 21:10:51.653 INFO [stdout] 24d2b88c0c081cbf09f27d0d4b8192028a68b4689393b775dc26424add8e608d
Dec 12 21:10:51.656 INFO running `"docker" "start" "-a" "24d2b88c0c081cbf09f27d0d4b8192028a68b4689393b775dc26424add8e608d"`
Dec 12 21:10:53.091 INFO [stderr] usermod: no changes
Dec 12 21:10:53.179 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Dec 12 21:10:53.191 INFO [stderr]      Running /target/debug/deps/zif_log-4f81dc1e76a651b2
Dec 12 21:10:53.191 INFO [stdout] 
Dec 12 21:10:53.191 INFO [stdout] running 2 tests
Dec 12 21:10:53.192 INFO [stdout] test tests::test_log_write ... ok
Dec 12 21:10:53.192 INFO [stdout] test tests::test_log_read ... ok
Dec 12 21:10:53.192 INFO [stdout] 
Dec 12 21:10:53.192 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 21:10:53.192 INFO [stdout] 
Dec 12 21:10:53.193 INFO [stderr]    Doc-tests zif_log
Dec 12 21:10:53.385 INFO [stdout] 
Dec 12 21:10:53.385 INFO [stdout] running 0 tests
Dec 12 21:10:53.385 INFO [stdout] 
Dec 12 21:10:53.385 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 21:10:53.385 INFO [stdout] 
Dec 12 21:10:53.392 INFO [stderr] su: No module specific data is present
Dec 12 21:10:54.133 INFO running `"docker" "inspect" "24d2b88c0c081cbf09f27d0d4b8192028a68b4689393b775dc26424add8e608d"`
Dec 12 21:10:54.335 INFO running `"docker" "rm" "-f" "24d2b88c0c081cbf09f27d0d4b8192028a68b4689393b775dc26424add8e608d"`
Dec 12 21:10:54.659 INFO [stdout] 24d2b88c0c081cbf09f27d0d4b8192028a68b4689393b775dc26424add8e608d