Dec 05 19:10:44.477 INFO testing julian-goldsmith/huffman-rust against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 19:10:44.477 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 19:10:44.756 INFO [stdout] fa5137525f08dd8769e078359402be2abb638afbd8fbfea2deaf3510e3e10d68
Dec 05 19:10:44.758 INFO running `"docker" "start" "-a" "fa5137525f08dd8769e078359402be2abb638afbd8fbfea2deaf3510e3e10d68"`
Dec 05 19:10:45.181 INFO [stderr] usermod: no changes
Dec 05 19:10:45.219 INFO [stderr]    Compiling huffman-rust v0.1.0 (/source)
Dec 05 19:10:45.408 INFO [stderr] warning: unused imports: `ReadBytesExt`, `WriteBytesExt`
Dec 05 19:10:45.408 INFO [stderr]  --> src/huffman/mod.rs:8:17
Dec 05 19:10:45.408 INFO [stderr]   |
Dec 05 19:10:45.408 INFO [stderr] 8 | use byteorder::{ReadBytesExt, WriteBytesExt};
Dec 05 19:10:45.408 INFO [stderr]   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^
Dec 05 19:10:45.408 INFO [stderr]   |
Dec 05 19:10:45.408 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 19:10:45.408 INFO [stderr] 
Dec 05 19:10:45.408 INFO [stderr] warning: unused import: `std::iter`
Dec 05 19:10:45.408 INFO [stderr]  --> src/rle.rs:1:5
Dec 05 19:10:45.408 INFO [stderr]   |
Dec 05 19:10:45.408 INFO [stderr] 1 | use std::iter;
Dec 05 19:10:45.408 INFO [stderr]   |     ^^^^^^^^^
Dec 05 19:10:45.408 INFO [stderr] 
Dec 05 19:10:45.562 INFO [stderr] warning: unused variable: `err`
Dec 05 19:10:45.563 INFO [stderr]    --> src/bitstream.rs:108:17
Dec 05 19:10:45.563 INFO [stderr]     |
Dec 05 19:10:45.563 INFO [stderr] 108 |             Err(err) => return Ok(None),        // FIXME: handle non-EOF
Dec 05 19:10:45.563 INFO [stderr]     |                 ^^^ help: consider using `_err` instead
Dec 05 19:10:45.563 INFO [stderr]     |
Dec 05 19:10:45.563 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 19:10:45.563 INFO [stderr] 
Dec 05 19:10:45.588 INFO [stderr] warning: variable does not need to be mutable
Dec 05 19:10:45.588 INFO [stderr]   --> src/huffman/mod.rs:25:27
Dec 05 19:10:45.588 INFO [stderr]    |
Dec 05 19:10:45.588 INFO [stderr] 25 |     fn write_freqs(&self, mut writer: &mut Write) -> io::Result<usize> {
Dec 05 19:10:45.588 INFO [stderr]    |                           ----^^^^^^
Dec 05 19:10:45.588 INFO [stderr]    |                           |
Dec 05 19:10:45.588 INFO [stderr]    |                           help: remove this `mut`
Dec 05 19:10:45.588 INFO [stderr]    |
Dec 05 19:10:45.588 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 19:10:45.588 INFO [stderr] 
Dec 05 19:10:46.503 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
Dec 05 19:10:46.505 INFO [stderr] su: No module specific data is present
Dec 05 19:10:46.957 INFO running `"docker" "inspect" "fa5137525f08dd8769e078359402be2abb638afbd8fbfea2deaf3510e3e10d68"`
Dec 05 19:10:47.181 INFO running `"docker" "rm" "-f" "fa5137525f08dd8769e078359402be2abb638afbd8fbfea2deaf3510e3e10d68"`
Dec 05 19:10:47.599 INFO [stdout] fa5137525f08dd8769e078359402be2abb638afbd8fbfea2deaf3510e3e10d68
Dec 05 19:10:47.604 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 19:10:48.126 INFO [stdout] 7bd2d3c4b66b95385443491ef54ea9ca1065a7e82b40a8ba8cb06dc42b0b1caf
Dec 05 19:10:48.128 INFO running `"docker" "start" "-a" "7bd2d3c4b66b95385443491ef54ea9ca1065a7e82b40a8ba8cb06dc42b0b1caf"`
Dec 05 19:10:48.720 INFO [stderr] usermod: no changes
Dec 05 19:10:48.756 INFO [stderr]    Compiling huffman-rust v0.1.0 (/source)
Dec 05 19:10:49.020 INFO [stderr] warning: unused imports: `ReadBytesExt`, `WriteBytesExt`
Dec 05 19:10:49.020 INFO [stderr]  --> src/huffman/mod.rs:8:17
Dec 05 19:10:49.020 INFO [stderr]   |
Dec 05 19:10:49.020 INFO [stderr] 8 | use byteorder::{ReadBytesExt, WriteBytesExt};
Dec 05 19:10:49.020 INFO [stderr]   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^
Dec 05 19:10:49.020 INFO [stderr]   |
Dec 05 19:10:49.020 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 19:10:49.020 INFO [stderr] 
Dec 05 19:10:49.020 INFO [stderr] warning: unused import: `std::iter`
Dec 05 19:10:49.020 INFO [stderr]  --> src/rle.rs:1:5
Dec 05 19:10:49.020 INFO [stderr]   |
Dec 05 19:10:49.020 INFO [stderr] 1 | use std::iter;
Dec 05 19:10:49.020 INFO [stderr]   |     ^^^^^^^^^
Dec 05 19:10:49.020 INFO [stderr] 
Dec 05 19:10:49.228 INFO [stderr] warning: unused variable: `err`
Dec 05 19:10:49.228 INFO [stderr]    --> src/bitstream.rs:108:17
Dec 05 19:10:49.228 INFO [stderr]     |
Dec 05 19:10:49.228 INFO [stderr] 108 |             Err(err) => return Ok(None),        // FIXME: handle non-EOF
Dec 05 19:10:49.228 INFO [stderr]     |                 ^^^ help: consider using `_err` instead
Dec 05 19:10:49.228 INFO [stderr]     |
Dec 05 19:10:49.228 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 05 19:10:49.228 INFO [stderr] 
Dec 05 19:10:49.256 INFO [stderr] warning: variable does not need to be mutable
Dec 05 19:10:49.256 INFO [stderr]   --> src/huffman/mod.rs:25:27
Dec 05 19:10:49.260 INFO [stderr]    |
Dec 05 19:10:49.260 INFO [stderr] 25 |     fn write_freqs(&self, mut writer: &mut Write) -> io::Result<usize> {
Dec 05 19:10:49.260 INFO [stderr]    |                           ----^^^^^^
Dec 05 19:10:49.260 INFO [stderr]    |                           |
Dec 05 19:10:49.260 INFO [stderr]    |                           help: remove this `mut`
Dec 05 19:10:49.260 INFO [stderr]    |
Dec 05 19:10:49.260 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 19:10:49.260 INFO [stderr] 
Dec 05 19:10:50.028 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
Dec 05 19:10:50.030 INFO [stderr] su: No module specific data is present
Dec 05 19:10:50.476 INFO running `"docker" "inspect" "7bd2d3c4b66b95385443491ef54ea9ca1065a7e82b40a8ba8cb06dc42b0b1caf"`
Dec 05 19:10:50.792 INFO running `"docker" "rm" "-f" "7bd2d3c4b66b95385443491ef54ea9ca1065a7e82b40a8ba8cb06dc42b0b1caf"`
Dec 05 19:10:51.072 INFO [stdout] 7bd2d3c4b66b95385443491ef54ea9ca1065a7e82b40a8ba8cb06dc42b0b1caf
Dec 05 19:10:51.078 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 19:10:51.422 INFO [stdout] 7ddad047f146014ce60b026de6f74e2b6e2363d63ea806ae2be8baf86a522747
Dec 05 19:10:51.426 INFO running `"docker" "start" "-a" "7ddad047f146014ce60b026de6f74e2b6e2363d63ea806ae2be8baf86a522747"`
Dec 05 19:10:52.212 INFO [stderr] usermod: no changes
Dec 05 19:10:52.249 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 05 19:10:52.250 INFO [stderr]      Running /target/debug/deps/huffman_rust-0752fe66e2fca426
Dec 05 19:10:52.257 INFO [stdout] 
Dec 05 19:10:52.257 INFO [stdout] running 7 tests
Dec 05 19:10:52.258 INFO [stdout] test mtf::test::decode_test ... ok
Dec 05 19:10:52.258 INFO [stdout] test bwt::test::encode_decode_test ... ok
Dec 05 19:10:52.258 INFO [stdout] test rle::test::decode_test ... ok
Dec 05 19:10:52.258 INFO [stdout] test mtf::test::encode_test ... ok
Dec 05 19:10:52.258 INFO [stdout] test bwt::test::decode_test ... ok
Dec 05 19:10:52.262 INFO [stdout] test bwt::test::encode_test ... ok
Dec 05 19:10:52.262 INFO [stdout] test rle::test::encode_test ... ok
Dec 05 19:10:52.262 INFO [stdout] 
Dec 05 19:10:52.262 INFO [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 19:10:52.262 INFO [stdout] 
Dec 05 19:10:52.264 INFO [stderr] su: No module specific data is present
Dec 05 19:10:52.600 INFO running `"docker" "inspect" "7ddad047f146014ce60b026de6f74e2b6e2363d63ea806ae2be8baf86a522747"`
Dec 05 19:10:52.770 INFO running `"docker" "rm" "-f" "7ddad047f146014ce60b026de6f74e2b6e2363d63ea806ae2be8baf86a522747"`
Dec 05 19:10:52.902 INFO [stdout] 7ddad047f146014ce60b026de6f74e2b6e2363d63ea806ae2be8baf86a522747