Dec 13 14:49:14.755 INFO testing julian-goldsmith/huffman-rust against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 14:49:14.755 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 13 14:49:14.944 INFO [stdout] 00c95a82e11c2b59e2623b5c90fb8d45101485b353c03bd8ff1ada54d02ca72e
Dec 13 14:49:14.946 INFO running `"docker" "start" "-a" "00c95a82e11c2b59e2623b5c90fb8d45101485b353c03bd8ff1ada54d02ca72e"`
Dec 13 14:49:15.460 INFO [stderr] usermod: no changes
Dec 13 14:49:15.509 INFO [stderr]    Compiling huffman-rust v0.1.0 (/source)
Dec 13 14:49:15.742 INFO [stderr] warning: unused imports: `ReadBytesExt`, `WriteBytesExt`
Dec 13 14:49:15.742 INFO [stderr]  --> src/huffman/mod.rs:8:17
Dec 13 14:49:15.742 INFO [stderr]   |
Dec 13 14:49:15.743 INFO [stderr] 8 | use byteorder::{ReadBytesExt, WriteBytesExt};
Dec 13 14:49:15.743 INFO [stderr]   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^
Dec 13 14:49:15.743 INFO [stderr]   |
Dec 13 14:49:15.743 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 14:49:15.743 INFO [stderr] 
Dec 13 14:49:15.743 INFO [stderr] warning: unused import: `std::iter`
Dec 13 14:49:15.743 INFO [stderr]  --> src/rle.rs:1:5
Dec 13 14:49:15.743 INFO [stderr]   |
Dec 13 14:49:15.743 INFO [stderr] 1 | use std::iter;
Dec 13 14:49:15.743 INFO [stderr]   |     ^^^^^^^^^
Dec 13 14:49:15.743 INFO [stderr] 
Dec 13 14:49:15.897 INFO [stderr] warning: unused variable: `err`
Dec 13 14:49:15.897 INFO [stderr]    --> src/bitstream.rs:108:17
Dec 13 14:49:15.897 INFO [stderr]     |
Dec 13 14:49:15.897 INFO [stderr] 108 |             Err(err) => return Ok(None),        // FIXME: handle non-EOF
Dec 13 14:49:15.897 INFO [stderr]     |                 ^^^ help: consider using `_err` instead
Dec 13 14:49:15.897 INFO [stderr]     |
Dec 13 14:49:15.897 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 14:49:15.897 INFO [stderr] 
Dec 13 14:49:15.919 INFO [stderr] warning: variable does not need to be mutable
Dec 13 14:49:15.919 INFO [stderr]   --> src/huffman/mod.rs:25:27
Dec 13 14:49:15.919 INFO [stderr]    |
Dec 13 14:49:15.919 INFO [stderr] 25 |     fn write_freqs(&self, mut writer: &mut Write) -> io::Result<usize> {
Dec 13 14:49:15.919 INFO [stderr]    |                           ----^^^^^^
Dec 13 14:49:15.919 INFO [stderr]    |                           |
Dec 13 14:49:15.919 INFO [stderr]    |                           help: remove this `mut`
Dec 13 14:49:15.919 INFO [stderr]    |
Dec 13 14:49:15.919 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 14:49:15.919 INFO [stderr] 
Dec 13 14:49:17.039 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
Dec 13 14:49:17.039 INFO [stderr] su: No module specific data is present
Dec 13 14:49:17.843 INFO running `"docker" "inspect" "00c95a82e11c2b59e2623b5c90fb8d45101485b353c03bd8ff1ada54d02ca72e"`
Dec 13 14:49:18.041 INFO running `"docker" "rm" "-f" "00c95a82e11c2b59e2623b5c90fb8d45101485b353c03bd8ff1ada54d02ca72e"`
Dec 13 14:49:18.339 INFO [stdout] 00c95a82e11c2b59e2623b5c90fb8d45101485b353c03bd8ff1ada54d02ca72e
Dec 13 14:49:18.342 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 13 14:49:18.764 INFO [stdout] 9aa0556b6068e770058aaa70153ac5570e639025d526120d8d0395e87bcc9020
Dec 13 14:49:18.773 INFO running `"docker" "start" "-a" "9aa0556b6068e770058aaa70153ac5570e639025d526120d8d0395e87bcc9020"`
Dec 13 14:49:20.163 INFO [stderr] usermod: no changes
Dec 13 14:49:20.232 INFO [stderr]    Compiling huffman-rust v0.1.0 (/source)
Dec 13 14:49:20.692 INFO [stderr] warning: unused imports: `ReadBytesExt`, `WriteBytesExt`
Dec 13 14:49:20.692 INFO [stderr]  --> src/huffman/mod.rs:8:17
Dec 13 14:49:20.692 INFO [stderr]   |
Dec 13 14:49:20.692 INFO [stderr] 8 | use byteorder::{ReadBytesExt, WriteBytesExt};
Dec 13 14:49:20.692 INFO [stderr]   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^
Dec 13 14:49:20.692 INFO [stderr]   |
Dec 13 14:49:20.692 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 14:49:20.692 INFO [stderr] 
Dec 13 14:49:20.692 INFO [stderr] warning: unused import: `std::iter`
Dec 13 14:49:20.692 INFO [stderr]  --> src/rle.rs:1:5
Dec 13 14:49:20.693 INFO [stderr]   |
Dec 13 14:49:20.693 INFO [stderr] 1 | use std::iter;
Dec 13 14:49:20.693 INFO [stderr]   |     ^^^^^^^^^
Dec 13 14:49:20.693 INFO [stderr] 
Dec 13 14:49:20.986 INFO [stderr] warning: unused variable: `err`
Dec 13 14:49:20.986 INFO [stderr]    --> src/bitstream.rs:108:17
Dec 13 14:49:20.986 INFO [stderr]     |
Dec 13 14:49:20.986 INFO [stderr] 108 |             Err(err) => return Ok(None),        // FIXME: handle non-EOF
Dec 13 14:49:20.986 INFO [stderr]     |                 ^^^ help: consider using `_err` instead
Dec 13 14:49:20.986 INFO [stderr]     |
Dec 13 14:49:20.986 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 14:49:20.986 INFO [stderr] 
Dec 13 14:49:20.991 INFO [stderr] warning: variable does not need to be mutable
Dec 13 14:49:20.991 INFO [stderr]   --> src/huffman/mod.rs:25:27
Dec 13 14:49:20.991 INFO [stderr]    |
Dec 13 14:49:20.991 INFO [stderr] 25 |     fn write_freqs(&self, mut writer: &mut Write) -> io::Result<usize> {
Dec 13 14:49:20.991 INFO [stderr]    |                           ----^^^^^^
Dec 13 14:49:20.991 INFO [stderr]    |                           |
Dec 13 14:49:20.991 INFO [stderr]    |                           help: remove this `mut`
Dec 13 14:49:20.991 INFO [stderr]    |
Dec 13 14:49:20.991 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 14:49:20.991 INFO [stderr] 
Dec 13 14:49:22.168 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
Dec 13 14:49:22.171 INFO [stderr] su: No module specific data is present
Dec 13 14:49:23.013 INFO running `"docker" "inspect" "9aa0556b6068e770058aaa70153ac5570e639025d526120d8d0395e87bcc9020"`
Dec 13 14:49:23.363 INFO running `"docker" "rm" "-f" "9aa0556b6068e770058aaa70153ac5570e639025d526120d8d0395e87bcc9020"`
Dec 13 14:49:23.659 INFO [stdout] 9aa0556b6068e770058aaa70153ac5570e639025d526120d8d0395e87bcc9020
Dec 13 14:49:23.661 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 13 14:49:24.228 INFO [stdout] 2d8d7b225d63dead0bfe2b9b6f2c8c8138fee0237a9e6420a34c53ff20f1785b
Dec 13 14:49:24.229 INFO running `"docker" "start" "-a" "2d8d7b225d63dead0bfe2b9b6f2c8c8138fee0237a9e6420a34c53ff20f1785b"`
Dec 13 14:49:25.951 INFO [stderr] usermod: no changes
Dec 13 14:49:26.003 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 13 14:49:26.011 INFO [stderr]      Running /target/debug/deps/huffman_rust-91f1288ad6d54f5f
Dec 13 14:49:26.019 INFO [stdout] 
Dec 13 14:49:26.021 INFO [stdout] running 7 tests
Dec 13 14:49:26.021 INFO [stdout] test mtf::test::decode_test ... ok
Dec 13 14:49:26.021 INFO [stdout] test bwt::test::encode_decode_test ... ok
Dec 13 14:49:26.021 INFO [stdout] test bwt::test::decode_test ... ok
Dec 13 14:49:26.021 INFO [stdout] test bwt::test::encode_test ... ok
Dec 13 14:49:26.021 INFO [stdout] test rle::test::decode_test ... ok
Dec 13 14:49:26.021 INFO [stdout] test mtf::test::encode_test ... ok
Dec 13 14:49:26.021 INFO [stdout] test rle::test::encode_test ... ok
Dec 13 14:49:26.021 INFO [stdout] 
Dec 13 14:49:26.021 INFO [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 14:49:26.021 INFO [stdout] 
Dec 13 14:49:26.022 INFO [stderr] su: No module specific data is present
Dec 13 14:49:26.687 INFO running `"docker" "inspect" "2d8d7b225d63dead0bfe2b9b6f2c8c8138fee0237a9e6420a34c53ff20f1785b"`
Dec 13 14:49:26.943 INFO running `"docker" "rm" "-f" "2d8d7b225d63dead0bfe2b9b6f2c8c8138fee0237a9e6420a34c53ff20f1785b"`
Dec 13 14:49:27.247 INFO [stdout] 2d8d7b225d63dead0bfe2b9b6f2c8c8138fee0237a9e6420a34c53ff20f1785b