Dec 12 21:10:31.448 INFO testing wjh/zif_log against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 12 21:10:31.448 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 21:10:31.902 INFO [stdout] bf8e99f24cda478073a865a4f17fda7655bbab54329cd14adf8bfc8e9a94fda1
Dec 12 21:10:31.908 INFO running `"docker" "start" "-a" "bf8e99f24cda478073a865a4f17fda7655bbab54329cd14adf8bfc8e9a94fda1"`
Dec 12 21:10:33.043 INFO [stderr] usermod: no changes
Dec 12 21:10:33.130 INFO [stderr]    Compiling scopeguard v0.3.3
Dec 12 21:10:33.131 INFO [stderr]    Compiling rayon-core v1.3.0
Dec 12 21:10:33.131 INFO [stderr]    Compiling either v1.4.0
Dec 12 21:10:33.131 INFO [stderr]    Compiling gcc v0.3.54
Dec 12 21:10:33.131 INFO [stderr]    Compiling untrusted v0.5.1
Dec 12 21:10:33.131 INFO [stderr]    Compiling bufstream v0.1.3
Dec 12 21:10:33.131 INFO [stderr]    Compiling rand v0.3.19
Dec 12 21:10:33.147 INFO [stderr]    Compiling num_cpus v1.7.0
Dec 12 21:10:34.063 INFO [stderr]    Compiling arrayvec v0.4.6
Dec 12 21:10:35.500 INFO [stderr]    Compiling coco v0.1.1
Dec 12 21:10:36.323 INFO [stderr]    Compiling blake2-rfc v0.2.18
Dec 12 21:10:42.595 INFO [stderr]    Compiling rayon v0.8.2
Dec 12 21:10:45.203 INFO [stderr]    Compiling ring v0.12.1
Dec 12 21:10:52.207 INFO [stderr]    Compiling zif_log v0.1.0 (/source)
Dec 12 21:10:52.434 INFO [stderr] warning: unused import: `OpenOptions`
Dec 12 21:10:52.434 INFO [stderr]  --> src/log.rs:2:21
Dec 12 21:10:52.434 INFO [stderr]   |
Dec 12 21:10:52.434 INFO [stderr] 2 | use std::fs::{File, OpenOptions};
Dec 12 21:10:52.434 INFO [stderr]   |                     ^^^^^^^^^^^
Dec 12 21:10:52.434 INFO [stderr]   |
Dec 12 21:10:52.434 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 21:10:52.434 INFO [stderr] 
Dec 12 21:10:52.599 INFO [stderr] warning: variable does not need to be mutable
Dec 12 21:10:52.599 INFO [stderr]   --> src/log.rs:84:31
Dec 12 21:10:52.599 INFO [stderr]    |
Dec 12 21:10:52.599 INFO [stderr] 84 |     pub fn read(read: &mut T, mut internal: T) -> Result<Log<T>, error::Error> {
Dec 12 21:10:52.599 INFO [stderr]    |                               ----^^^^^^^^
Dec 12 21:10:52.599 INFO [stderr]    |                               |
Dec 12 21:10:52.599 INFO [stderr]    |                               help: remove this `mut`
Dec 12 21:10:52.599 INFO [stderr]    |
Dec 12 21:10:52.599 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 21:10:52.599 INFO [stderr] 
Dec 12 21:10:52.938 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.87s
Dec 12 21:10:52.940 INFO [stderr] su: No module specific data is present
Dec 12 21:10:53.736 INFO running `"docker" "inspect" "bf8e99f24cda478073a865a4f17fda7655bbab54329cd14adf8bfc8e9a94fda1"`
Dec 12 21:10:54.048 INFO running `"docker" "rm" "-f" "bf8e99f24cda478073a865a4f17fda7655bbab54329cd14adf8bfc8e9a94fda1"`
Dec 12 21:10:54.283 INFO [stdout] bf8e99f24cda478073a865a4f17fda7655bbab54329cd14adf8bfc8e9a94fda1
Dec 12 21:10:54.291 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 21:10:54.696 INFO [stdout] ba98e732c2ac045932073e9b50124602f488aaa416715db80141dfeb73fa484a
Dec 12 21:10:54.698 INFO running `"docker" "start" "-a" "ba98e732c2ac045932073e9b50124602f488aaa416715db80141dfeb73fa484a"`
Dec 12 21:10:55.977 INFO [stderr] usermod: no changes
Dec 12 21:10:56.083 INFO [stderr]    Compiling zif_log v0.1.0 (/source)
Dec 12 21:10:56.291 INFO [stderr] warning: unused import: `OpenOptions`
Dec 12 21:10:56.291 INFO [stderr]  --> src/log.rs:2:21
Dec 12 21:10:56.291 INFO [stderr]   |
Dec 12 21:10:56.291 INFO [stderr] 2 | use std::fs::{File, OpenOptions};
Dec 12 21:10:56.291 INFO [stderr]   |                     ^^^^^^^^^^^
Dec 12 21:10:56.291 INFO [stderr]   |
Dec 12 21:10:56.291 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 21:10:56.291 INFO [stderr] 
Dec 12 21:10:56.419 INFO [stderr] warning: value assigned to `pos` is never read
Dec 12 21:10:56.419 INFO [stderr]   --> src/lib.rs:51:9
Dec 12 21:10:56.419 INFO [stderr]    |
Dec 12 21:10:56.419 INFO [stderr] 51 |         pos += 8;
Dec 12 21:10:56.419 INFO [stderr]    |         ^^^
Dec 12 21:10:56.419 INFO [stderr]    |
Dec 12 21:10:56.419 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 12 21:10:56.419 INFO [stderr] 
Dec 12 21:10:56.427 INFO [stderr] warning: variable does not need to be mutable
Dec 12 21:10:56.427 INFO [stderr]   --> src/lib.rs:22:13
Dec 12 21:10:56.427 INFO [stderr]    |
Dec 12 21:10:56.427 INFO [stderr] 22 |         let mut vec = Vec::with_capacity(1024);
Dec 12 21:10:56.427 INFO [stderr]    |             ----^^^
Dec 12 21:10:56.427 INFO [stderr]    |             |
Dec 12 21:10:56.427 INFO [stderr]    |             help: remove this `mut`
Dec 12 21:10:56.427 INFO [stderr]    |
Dec 12 21:10:56.427 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 21:10:56.427 INFO [stderr] 
Dec 12 21:10:56.427 INFO [stderr] warning: variable does not need to be mutable
Dec 12 21:10:56.427 INFO [stderr]   --> src/lib.rs:56:13
Dec 12 21:10:56.427 INFO [stderr]    |
Dec 12 21:10:56.427 INFO [stderr] 56 |         let mut vec = Vec::with_capacity(1024);
Dec 12 21:10:56.427 INFO [stderr]    |             ----^^^
Dec 12 21:10:56.427 INFO [stderr]    |             |
Dec 12 21:10:56.427 INFO [stderr]    |             help: remove this `mut`
Dec 12 21:10:56.427 INFO [stderr] 
Dec 12 21:10:56.427 INFO [stderr] warning: variable does not need to be mutable
Dec 12 21:10:56.427 INFO [stderr]   --> src/lib.rs:65:13
Dec 12 21:10:56.427 INFO [stderr]    |
Dec 12 21:10:56.427 INFO [stderr] 65 |         let mut vec = Vec::with_capacity(1024);
Dec 12 21:10:56.427 INFO [stderr]    |             ----^^^
Dec 12 21:10:56.427 INFO [stderr]    |             |
Dec 12 21:10:56.427 INFO [stderr]    |             help: remove this `mut`
Dec 12 21:10:56.427 INFO [stderr] 
Dec 12 21:10:56.427 INFO [stderr] warning: variable does not need to be mutable
Dec 12 21:10:56.427 INFO [stderr]   --> src/lib.rs:67:13
Dec 12 21:10:56.427 INFO [stderr]    |
Dec 12 21:10:56.427 INFO [stderr] 67 |         let mut log_read = Log::read(&mut log.internal, file).unwrap();
Dec 12 21:10:56.427 INFO [stderr]    |             ----^^^^^^^^
Dec 12 21:10:56.427 INFO [stderr]    |             |
Dec 12 21:10:56.427 INFO [stderr]    |             help: remove this `mut`
Dec 12 21:10:56.427 INFO [stderr] 
Dec 12 21:10:56.447 INFO [stderr] warning: variable does not need to be mutable
Dec 12 21:10:56.447 INFO [stderr]   --> src/log.rs:84:31
Dec 12 21:10:56.447 INFO [stderr]    |
Dec 12 21:10:56.447 INFO [stderr] 84 |     pub fn read(read: &mut T, mut internal: T) -> Result<Log<T>, error::Error> {
Dec 12 21:10:56.447 INFO [stderr]    |                               ----^^^^^^^^
Dec 12 21:10:56.447 INFO [stderr]    |                               |
Dec 12 21:10:56.447 INFO [stderr]    |                               help: remove this `mut`
Dec 12 21:10:56.447 INFO [stderr] 
Dec 12 21:10:57.435 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
Dec 12 21:10:57.440 INFO [stderr] su: No module specific data is present
Dec 12 21:10:58.926 INFO running `"docker" "inspect" "ba98e732c2ac045932073e9b50124602f488aaa416715db80141dfeb73fa484a"`
Dec 12 21:10:59.177 INFO running `"docker" "rm" "-f" "ba98e732c2ac045932073e9b50124602f488aaa416715db80141dfeb73fa484a"`
Dec 12 21:10:59.446 INFO [stdout] ba98e732c2ac045932073e9b50124602f488aaa416715db80141dfeb73fa484a
Dec 12 21:10:59.455 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 21:10:59.967 INFO [stdout] f2f0924ebae8a9c345f37a48f09d99ea95415df342f3a20687551a1a23e20261
Dec 12 21:10:59.969 INFO running `"docker" "start" "-a" "f2f0924ebae8a9c345f37a48f09d99ea95415df342f3a20687551a1a23e20261"`
Dec 12 21:11:02.498 INFO [stderr] usermod: no changes
Dec 12 21:11:02.652 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
Dec 12 21:11:02.654 INFO [stderr]      Running /target/debug/deps/zif_log-d548ec5c70adf0fb
Dec 12 21:11:02.656 INFO [stdout] 
Dec 12 21:11:02.656 INFO [stdout] running 2 tests
Dec 12 21:11:02.657 INFO [stdout] test tests::test_log_read ... ok
Dec 12 21:11:02.667 INFO [stdout] test tests::test_log_write ... ok
Dec 12 21:11:02.667 INFO [stdout] 
Dec 12 21:11:02.668 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 21:11:02.668 INFO [stdout] 
Dec 12 21:11:02.671 INFO [stderr]    Doc-tests zif_log
Dec 12 21:11:02.938 INFO [stdout] 
Dec 12 21:11:02.938 INFO [stdout] running 0 tests
Dec 12 21:11:02.938 INFO [stdout] 
Dec 12 21:11:02.938 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 21:11:02.938 INFO [stdout] 
Dec 12 21:11:02.945 INFO [stderr] su: No module specific data is present
Dec 12 21:11:04.645 INFO running `"docker" "inspect" "f2f0924ebae8a9c345f37a48f09d99ea95415df342f3a20687551a1a23e20261"`
Dec 12 21:11:05.011 INFO running `"docker" "rm" "-f" "f2f0924ebae8a9c345f37a48f09d99ea95415df342f3a20687551a1a23e20261"`
Dec 12 21:11:05.415 INFO [stdout] f2f0924ebae8a9c345f37a48f09d99ea95415df342f3a20687551a1a23e20261