Dec 12 03:34:54.765 INFO checking CJStadler/rust_hzip against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 03:34:54.765 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 12 03:34:55.373 INFO [stdout] 0b62edd1c03ce40bf16c8c07ddbb4fcf3c8ed7bd395811a05376cfa4a7281e8c
Dec 12 03:34:55.382 INFO running `"docker" "start" "-a" "0b62edd1c03ce40bf16c8c07ddbb4fcf3c8ed7bd395811a05376cfa4a7281e8c"`
Dec 12 03:34:56.572 INFO [stderr] usermod: no changes
Dec 12 03:34:56.644 INFO [stderr]     Checking rust_hzip v0.1.0 (/source)
Dec 12 03:34:57.400 INFO [stderr] warning: unused import: `bit_vec::BitVec`
Dec 12 03:34:57.400 INFO [stderr]  --> src/decoder.rs:1:5
Dec 12 03:34:57.400 INFO [stderr]   |
Dec 12 03:34:57.400 INFO [stderr] 1 | use bit_vec::BitVec;
Dec 12 03:34:57.400 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 12 03:34:57.400 INFO [stderr]   |
Dec 12 03:34:57.400 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 03:34:57.400 INFO [stderr] 
Dec 12 03:34:57.400 INFO [stderr] warning: unused import: `code_map::CodeMap`
Dec 12 03:34:57.400 INFO [stderr]  --> src/decoder.rs:3:5
Dec 12 03:34:57.400 INFO [stderr]   |
Dec 12 03:34:57.400 INFO [stderr] 3 | use code_map::CodeMap;
Dec 12 03:34:57.400 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 12 03:34:57.400 INFO [stderr] 
Dec 12 03:34:57.400 INFO [stderr] warning: unused import: `code_tree::CodeTree`
Dec 12 03:34:57.400 INFO [stderr]  --> src/decoder.rs:4:5
Dec 12 03:34:57.400 INFO [stderr]   |
Dec 12 03:34:57.400 INFO [stderr] 4 | use code_tree::CodeTree;
Dec 12 03:34:57.400 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 12 03:34:57.400 INFO [stderr] 
Dec 12 03:34:57.405 INFO [stderr] warning: unused import: `bit_vec::BitVec`
Dec 12 03:34:57.405 INFO [stderr]  --> src/decoder.rs:1:5
Dec 12 03:34:57.405 INFO [stderr]   |
Dec 12 03:34:57.405 INFO [stderr] 1 | use bit_vec::BitVec;
Dec 12 03:34:57.405 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 12 03:34:57.405 INFO [stderr]   |
Dec 12 03:34:57.405 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 03:34:57.405 INFO [stderr] 
Dec 12 03:34:57.405 INFO [stderr] warning: unused import: `code_map::CodeMap`
Dec 12 03:34:57.405 INFO [stderr]  --> src/decoder.rs:3:5
Dec 12 03:34:57.405 INFO [stderr]   |
Dec 12 03:34:57.405 INFO [stderr] 3 | use code_map::CodeMap;
Dec 12 03:34:57.405 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 12 03:34:57.405 INFO [stderr] 
Dec 12 03:34:57.405 INFO [stderr] warning: unused import: `code_tree::CodeTree`
Dec 12 03:34:57.405 INFO [stderr]  --> src/decoder.rs:4:5
Dec 12 03:34:57.405 INFO [stderr]   |
Dec 12 03:34:57.405 INFO [stderr] 4 | use code_tree::CodeTree;
Dec 12 03:34:57.405 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 12 03:34:57.405 INFO [stderr] 
Dec 12 03:34:57.528 INFO [stderr] warning: unused variable: `bits_in_last_byte`
Dec 12 03:34:57.528 INFO [stderr]  --> src/decoder.rs:7:9
Dec 12 03:34:57.528 INFO [stderr]   |
Dec 12 03:34:57.528 INFO [stderr] 7 |     let bits_in_last_byte = encoded_bytes.get(0).unwrap();
Dec 12 03:34:57.528 INFO [stderr]   |         ^^^^^^^^^^^^^^^^^ help: consider using `_bits_in_last_byte` instead
Dec 12 03:34:57.528 INFO [stderr]   |
Dec 12 03:34:57.528 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 12 03:34:57.528 INFO [stderr] 
Dec 12 03:34:57.528 INFO [stderr] warning: unused variable: `code_tree_length`
Dec 12 03:34:57.528 INFO [stderr]  --> src/decoder.rs:8:13
Dec 12 03:34:57.528 INFO [stderr]   |
Dec 12 03:34:57.528 INFO [stderr] 8 |     let mut code_tree_length = LittleEndian::read_u16(encoded_bytes.get(0..2).unwrap());
Dec 12 03:34:57.528 INFO [stderr]   |             ^^^^^^^^^^^^^^^^ help: consider using `_code_tree_length` instead
Dec 12 03:34:57.528 INFO [stderr] 
Dec 12 03:34:57.552 INFO [stderr] warning: variable does not need to be mutable
Dec 12 03:34:57.552 INFO [stderr]  --> src/decoder.rs:8:9
Dec 12 03:34:57.552 INFO [stderr]   |
Dec 12 03:34:57.552 INFO [stderr] 8 |     let mut code_tree_length = LittleEndian::read_u16(encoded_bytes.get(0..2).unwrap());
Dec 12 03:34:57.552 INFO [stderr]   |         ----^^^^^^^^^^^^^^^^
Dec 12 03:34:57.552 INFO [stderr]   |         |
Dec 12 03:34:57.552 INFO [stderr]   |         help: remove this `mut`
Dec 12 03:34:57.552 INFO [stderr]   |
Dec 12 03:34:57.552 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 12 03:34:57.552 INFO [stderr] 
Dec 12 03:34:57.560 INFO [stderr] warning: function is never used: `write_bits_to_file`
Dec 12 03:34:57.560 INFO [stderr]   --> src/write_file.rs:14:1
Dec 12 03:34:57.560 INFO [stderr]    |
Dec 12 03:34:57.560 INFO [stderr] 14 | pub fn write_bits_to_file(filename: &str, contents: &BitVec) {
Dec 12 03:34:57.560 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:34:57.560 INFO [stderr]    |
Dec 12 03:34:57.560 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 03:34:57.560 INFO [stderr] 
Dec 12 03:34:57.580 INFO [stderr] warning: unused variable: `bits_in_last_byte`
Dec 12 03:34:57.580 INFO [stderr]  --> src/decoder.rs:7:9
Dec 12 03:34:57.580 INFO [stderr]   |
Dec 12 03:34:57.580 INFO [stderr] 7 |     let bits_in_last_byte = encoded_bytes.get(0).unwrap();
Dec 12 03:34:57.580 INFO [stderr]   |         ^^^^^^^^^^^^^^^^^ help: consider using `_bits_in_last_byte` instead
Dec 12 03:34:57.580 INFO [stderr]   |
Dec 12 03:34:57.580 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 12 03:34:57.580 INFO [stderr] 
Dec 12 03:34:57.580 INFO [stderr] warning: unused variable: `code_tree_length`
Dec 12 03:34:57.580 INFO [stderr]  --> src/decoder.rs:8:13
Dec 12 03:34:57.580 INFO [stderr]   |
Dec 12 03:34:57.580 INFO [stderr] 8 |     let mut code_tree_length = LittleEndian::read_u16(encoded_bytes.get(0..2).unwrap());
Dec 12 03:34:57.580 INFO [stderr]   |             ^^^^^^^^^^^^^^^^ help: consider using `_code_tree_length` instead
Dec 12 03:34:57.580 INFO [stderr] 
Dec 12 03:34:57.604 INFO [stderr] warning: variable does not need to be mutable
Dec 12 03:34:57.604 INFO [stderr]  --> src/decoder.rs:8:9
Dec 12 03:34:57.604 INFO [stderr]   |
Dec 12 03:34:57.604 INFO [stderr] 8 |     let mut code_tree_length = LittleEndian::read_u16(encoded_bytes.get(0..2).unwrap());
Dec 12 03:34:57.604 INFO [stderr]   |         ----^^^^^^^^^^^^^^^^
Dec 12 03:34:57.604 INFO [stderr]   |         |
Dec 12 03:34:57.604 INFO [stderr]   |         help: remove this `mut`
Dec 12 03:34:57.604 INFO [stderr]   |
Dec 12 03:34:57.604 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 12 03:34:57.604 INFO [stderr] 
Dec 12 03:34:57.604 INFO [stderr] warning: function is never used: `write_bits_to_file`
Dec 12 03:34:57.604 INFO [stderr]   --> src/write_file.rs:14:1
Dec 12 03:34:57.604 INFO [stderr]    |
Dec 12 03:34:57.604 INFO [stderr] 14 | pub fn write_bits_to_file(filename: &str, contents: &BitVec) {
Dec 12 03:34:57.604 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:34:57.604 INFO [stderr]    |
Dec 12 03:34:57.604 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 03:34:57.604 INFO [stderr] 
Dec 12 03:34:57.672 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
Dec 12 03:34:57.672 INFO [stderr] su: No module specific data is present
Dec 12 03:34:58.651 INFO running `"docker" "inspect" "0b62edd1c03ce40bf16c8c07ddbb4fcf3c8ed7bd395811a05376cfa4a7281e8c"`
Dec 12 03:34:58.961 INFO running `"docker" "rm" "-f" "0b62edd1c03ce40bf16c8c07ddbb4fcf3c8ed7bd395811a05376cfa4a7281e8c"`
Dec 12 03:34:59.240 INFO [stdout] 0b62edd1c03ce40bf16c8c07ddbb4fcf3c8ed7bd395811a05376cfa4a7281e8c