Nov 30 16:20:16.321 INFO checking rust-bsa-extract-0.1.0 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 16:20:16.321 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 30 16:20:16.554 INFO [stdout] ad2387bdae726cd7159a47d4e667856d3cce29870bf01576a8830c2c9c784aa3
Nov 30 16:20:16.556 INFO running `"docker" "start" "-a" "ad2387bdae726cd7159a47d4e667856d3cce29870bf01576a8830c2c9c784aa3"`
Nov 30 16:20:16.994 INFO [stderr] usermod: no changes
Nov 30 16:20:17.048 INFO [stderr]     Checking rust-bsa-extract v0.1.0 (/source)
Nov 30 16:20:17.596 INFO [stderr] warning: unused import: `UNIX_EPOCH`
Nov 30 16:20:17.596 INFO [stderr]   --> src/main.rs:11:29
Nov 30 16:20:17.596 INFO [stderr]    |
Nov 30 16:20:17.596 INFO [stderr] 11 | use std::time::{SystemTime, UNIX_EPOCH};
Nov 30 16:20:17.596 INFO [stderr]    |                             ^^^^^^^^^^
Nov 30 16:20:17.596 INFO [stderr]    |
Nov 30 16:20:17.596 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 16:20:17.596 INFO [stderr] 
Nov 30 16:20:17.733 INFO [stderr] warning: unused import: `UNIX_EPOCH`
Nov 30 16:20:17.733 INFO [stderr]   --> src/main.rs:11:29
Nov 30 16:20:17.733 INFO [stderr]    |
Nov 30 16:20:17.733 INFO [stderr] 11 | use std::time::{SystemTime, UNIX_EPOCH};
Nov 30 16:20:17.733 INFO [stderr]    |                             ^^^^^^^^^^
Nov 30 16:20:17.733 INFO [stderr]    |
Nov 30 16:20:17.733 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 16:20:17.733 INFO [stderr] 
Nov 30 16:20:17.740 INFO [stderr] warning: unused variable: `e`
Nov 30 16:20:17.740 INFO [stderr]   --> src/data.rs:15:13
Nov 30 16:20:17.740 INFO [stderr]    |
Nov 30 16:20:17.740 INFO [stderr] 15 |         Err(e) => { return None }
Nov 30 16:20:17.740 INFO [stderr]    |             ^ help: consider using `_e` instead
Nov 30 16:20:17.740 INFO [stderr]    |
Nov 30 16:20:17.740 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 16:20:17.740 INFO [stderr] 
Nov 30 16:20:17.740 INFO [stderr] warning: unused variable: `e`
Nov 30 16:20:17.740 INFO [stderr]   --> src/data.rs:30:13
Nov 30 16:20:17.740 INFO [stderr]    |
Nov 30 16:20:17.740 INFO [stderr] 30 |         Err(e) => { return None }
Nov 30 16:20:17.740 INFO [stderr]    |             ^ help: consider using `_e` instead
Nov 30 16:20:17.740 INFO [stderr] 
Nov 30 16:20:17.740 INFO [stderr] warning: unused variable: `e`
Nov 30 16:20:17.740 INFO [stderr]   --> src/data.rs:41:13
Nov 30 16:20:17.740 INFO [stderr]    |
Nov 30 16:20:17.740 INFO [stderr] 41 |         Err(e) => { return None }
Nov 30 16:20:17.740 INFO [stderr]    |             ^ help: consider using `_e` instead
Nov 30 16:20:17.740 INFO [stderr] 
Nov 30 16:20:17.741 INFO [stderr] warning: unused variable: `e`
Nov 30 16:20:17.741 INFO [stderr]   --> src/data.rs:52:13
Nov 30 16:20:17.741 INFO [stderr]    |
Nov 30 16:20:17.741 INFO [stderr] 52 |         Err(e) => { return None }
Nov 30 16:20:17.741 INFO [stderr]    |             ^ help: consider using `_e` instead
Nov 30 16:20:17.741 INFO [stderr] 
Nov 30 16:20:17.741 INFO [stderr] warning: unused variable: `e`
Nov 30 16:20:17.741 INFO [stderr]   --> src/data.rs:73:13
Nov 30 16:20:17.741 INFO [stderr]    |
Nov 30 16:20:17.741 INFO [stderr] 73 |         Err(e) => { return None }
Nov 30 16:20:17.741 INFO [stderr]    |             ^ help: consider using `_e` instead
Nov 30 16:20:17.741 INFO [stderr] 
Nov 30 16:20:17.741 INFO [stderr] warning: unused variable: `i`
Nov 30 16:20:17.741 INFO [stderr]    --> src/data.rs:207:9
Nov 30 16:20:17.741 INFO [stderr]     |
Nov 30 16:20:17.741 INFO [stderr] 207 |     for i in 0..file_count {
Nov 30 16:20:17.741 INFO [stderr]     |         ^ help: consider using `_i` instead
Nov 30 16:20:17.741 INFO [stderr] 
Nov 30 16:20:17.741 INFO [stderr] warning: unused variable: `big_endian`
Nov 30 16:20:17.741 INFO [stderr]    --> src/data.rs:244:84
Nov 30 16:20:17.741 INFO [stderr]     |
Nov 30 16:20:17.741 INFO [stderr] 244 | fn get_uncompressed_file_block(d: &Vec<u8>, file_record: &FileRecord, ninth: bool, big_endian: bool) -> UncompressedFileBlock
Nov 30 16:20:17.741 INFO [stderr]     |                                                                                    ^^^^^^^^^^ help: consider using `_big_endian` instead
Nov 30 16:20:17.741 INFO [stderr] 
Nov 30 16:20:17.741 INFO [stderr] warning: unused variable: `cwd`
Nov 30 16:20:17.741 INFO [stderr]   --> src/main.rs:28:9
Nov 30 16:20:17.741 INFO [stderr]    |
Nov 30 16:20:17.741 INFO [stderr] 28 |     let cwd = env::current_dir().unwrap();
Nov 30 16:20:17.741 INFO [stderr]    |         ^^^ help: consider using `_cwd` instead
Nov 30 16:20:17.741 INFO [stderr] 
Nov 30 16:20:17.741 INFO [stderr] warning: unused variable: `compressed_block`
Nov 30 16:20:17.741 INFO [stderr]    --> src/bsa.rs:165:25
Nov 30 16:20:17.741 INFO [stderr]     |
Nov 30 16:20:17.741 INFO [stderr] 165 |                     let compressed_block = comp.unwrap();
Nov 30 16:20:17.741 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^ help: consider using `_compressed_block` instead
Nov 30 16:20:17.741 INFO [stderr] 
Nov 30 16:20:17.780 INFO [stderr] warning: variant is never constructed: `NamedFiles`
Nov 30 16:20:17.780 INFO [stderr]    --> src/bsa.rs:187:5
Nov 30 16:20:17.780 INFO [stderr]     |
Nov 30 16:20:17.780 INFO [stderr] 187 |     NamedFiles,
Nov 30 16:20:17.780 INFO [stderr]     |     ^^^^^^^^^^
Nov 30 16:20:17.780 INFO [stderr]     |
Nov 30 16:20:17.780 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 30 16:20:17.780 INFO [stderr] 
Nov 30 16:20:17.780 INFO [stderr] warning: variant is never constructed: `RetainDirs`
Nov 30 16:20:17.780 INFO [stderr]    --> src/bsa.rs:189:5
Nov 30 16:20:17.780 INFO [stderr]     |
Nov 30 16:20:17.780 INFO [stderr] 189 |     RetainDirs,
Nov 30 16:20:17.780 INFO [stderr]     |     ^^^^^^^^^^
Nov 30 16:20:17.780 INFO [stderr] 
Nov 30 16:20:17.780 INFO [stderr] warning: variant is never constructed: `RetainFiles`
Nov 30 16:20:17.780 INFO [stderr]    --> src/bsa.rs:190:5
Nov 30 16:20:17.780 INFO [stderr]     |
Nov 30 16:20:17.780 INFO [stderr] 190 |     RetainFiles,
Nov 30 16:20:17.780 INFO [stderr]     |     ^^^^^^^^^^^
Nov 30 16:20:17.780 INFO [stderr] 
Nov 30 16:20:17.780 INFO [stderr] warning: variant is never constructed: `RetainOffsets`
Nov 30 16:20:17.780 INFO [stderr]    --> src/bsa.rs:191:5
Nov 30 16:20:17.780 INFO [stderr]     |
Nov 30 16:20:17.780 INFO [stderr] 191 |     RetainOffsets,
Nov 30 16:20:17.780 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 30 16:20:17.780 INFO [stderr] 
Nov 30 16:20:17.780 INFO [stderr] warning: variant is never constructed: `RetainStrings`
Nov 30 16:20:17.780 INFO [stderr]    --> src/bsa.rs:193:5
Nov 30 16:20:17.780 INFO [stderr]     |
Nov 30 16:20:17.780 INFO [stderr] 193 |     RetainStrings,
Nov 30 16:20:17.780 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 30 16:20:17.780 INFO [stderr] 
Nov 30 16:20:17.780 INFO [stderr] warning: variant is never constructed: `Unknown1`
Nov 30 16:20:17.780 INFO [stderr]    --> src/bsa.rs:194:5
Nov 30 16:20:17.780 INFO [stderr]     |
Nov 30 16:20:17.780 INFO [stderr] 194 |     Unknown1,
Nov 30 16:20:17.780 INFO [stderr]     |     ^^^^^^^^
Nov 30 16:20:17.780 INFO [stderr] 
Nov 30 16:20:17.780 INFO [stderr] warning: variant is never constructed: `Unknown2`
Nov 30 16:20:17.780 INFO [stderr]    --> src/bsa.rs:195:5
Nov 30 16:20:17.780 INFO [stderr]     |
Nov 30 16:20:17.780 INFO [stderr] 195 |     Unknown2,
Nov 30 16:20:17.780 INFO [stderr]     |     ^^^^^^^^
Nov 30 16:20:17.780 INFO [stderr] 
Nov 30 16:20:17.780 INFO [stderr] warning: variant is never constructed: `Unknown3`
Nov 30 16:20:17.780 INFO [stderr]    --> src/bsa.rs:196:5
Nov 30 16:20:17.781 INFO [stderr]     |
Nov 30 16:20:17.781 INFO [stderr] 196 |     Unknown3
Nov 30 16:20:17.781 INFO [stderr]     |     ^^^^^^^^
Nov 30 16:20:17.781 INFO [stderr] 
Nov 30 16:20:17.782 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 16:20:17.782 INFO [stderr]    --> src/bsa.rs:158:13
Nov 30 16:20:17.782 INFO [stderr]     |
Nov 30 16:20:17.782 INFO [stderr] 158 |             fs::create_dir_all(&path);
Nov 30 16:20:17.782 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 16:20:17.782 INFO [stderr]     |
Nov 30 16:20:17.782 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 30 16:20:17.782 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 16:20:17.782 INFO [stderr] 
Nov 30 16:20:17.782 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 16:20:17.782 INFO [stderr]    --> src/bsa.rs:171:21
Nov 30 16:20:17.782 INFO [stderr]     |
Nov 30 16:20:17.782 INFO [stderr] 171 |                     fs::write(format!("{}/{}", path, file_name), uncompressed_block.data);
Nov 30 16:20:17.782 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 16:20:17.782 INFO [stderr]     |
Nov 30 16:20:17.782 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 16:20:17.782 INFO [stderr] 
Nov 30 16:20:17.782 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 16:20:17.782 INFO [stderr]   --> src/main.rs:36:17
Nov 30 16:20:17.782 INFO [stderr]    |
Nov 30 16:20:17.782 INFO [stderr] 36 |                 reader.read_to_end(&mut buf);
Nov 30 16:20:17.782 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 16:20:17.782 INFO [stderr]    |
Nov 30 16:20:17.783 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 16:20:17.783 INFO [stderr] 
Nov 30 16:20:17.928 INFO [stderr] warning: unused variable: `e`
Nov 30 16:20:17.928 INFO [stderr]   --> src/data.rs:15:13
Nov 30 16:20:17.928 INFO [stderr]    |
Nov 30 16:20:17.928 INFO [stderr] 15 |         Err(e) => { return None }
Nov 30 16:20:17.928 INFO [stderr]    |             ^ help: consider using `_e` instead
Nov 30 16:20:17.928 INFO [stderr]    |
Nov 30 16:20:17.928 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 16:20:17.928 INFO [stderr] 
Nov 30 16:20:17.928 INFO [stderr] warning: unused variable: `e`
Nov 30 16:20:17.928 INFO [stderr]   --> src/data.rs:30:13
Nov 30 16:20:17.929 INFO [stderr]    |
Nov 30 16:20:17.929 INFO [stderr] 30 |         Err(e) => { return None }
Nov 30 16:20:17.929 INFO [stderr]    |             ^ help: consider using `_e` instead
Nov 30 16:20:17.929 INFO [stderr] 
Nov 30 16:20:17.929 INFO [stderr] warning: unused variable: `e`
Nov 30 16:20:17.929 INFO [stderr]   --> src/data.rs:41:13
Nov 30 16:20:17.929 INFO [stderr]    |
Nov 30 16:20:17.929 INFO [stderr] 41 |         Err(e) => { return None }
Nov 30 16:20:17.929 INFO [stderr]    |             ^ help: consider using `_e` instead
Nov 30 16:20:17.929 INFO [stderr] 
Nov 30 16:20:17.929 INFO [stderr] warning: unused variable: `e`
Nov 30 16:20:17.929 INFO [stderr]   --> src/data.rs:52:13
Nov 30 16:20:17.929 INFO [stderr]    |
Nov 30 16:20:17.929 INFO [stderr] 52 |         Err(e) => { return None }
Nov 30 16:20:17.929 INFO [stderr]    |             ^ help: consider using `_e` instead
Nov 30 16:20:17.929 INFO [stderr] 
Nov 30 16:20:17.929 INFO [stderr] warning: unused variable: `e`
Nov 30 16:20:17.929 INFO [stderr]   --> src/data.rs:73:13
Nov 30 16:20:17.929 INFO [stderr]    |
Nov 30 16:20:17.929 INFO [stderr] 73 |         Err(e) => { return None }
Nov 30 16:20:17.929 INFO [stderr]    |             ^ help: consider using `_e` instead
Nov 30 16:20:17.929 INFO [stderr] 
Nov 30 16:20:17.929 INFO [stderr] warning: unused variable: `i`
Nov 30 16:20:17.929 INFO [stderr]    --> src/data.rs:207:9
Nov 30 16:20:17.929 INFO [stderr]     |
Nov 30 16:20:17.929 INFO [stderr] 207 |     for i in 0..file_count {
Nov 30 16:20:17.929 INFO [stderr]     |         ^ help: consider using `_i` instead
Nov 30 16:20:17.929 INFO [stderr] 
Nov 30 16:20:17.929 INFO [stderr] warning: unused variable: `big_endian`
Nov 30 16:20:17.929 INFO [stderr]    --> src/data.rs:244:84
Nov 30 16:20:17.929 INFO [stderr]     |
Nov 30 16:20:17.929 INFO [stderr] 244 | fn get_uncompressed_file_block(d: &Vec<u8>, file_record: &FileRecord, ninth: bool, big_endian: bool) -> UncompressedFileBlock
Nov 30 16:20:17.929 INFO [stderr]     |                                                                                    ^^^^^^^^^^ help: consider using `_big_endian` instead
Nov 30 16:20:17.929 INFO [stderr] 
Nov 30 16:20:17.929 INFO [stderr] warning: unused variable: `cwd`
Nov 30 16:20:17.929 INFO [stderr]   --> src/main.rs:28:9
Nov 30 16:20:17.929 INFO [stderr]    |
Nov 30 16:20:17.929 INFO [stderr] 28 |     let cwd = env::current_dir().unwrap();
Nov 30 16:20:17.929 INFO [stderr]    |         ^^^ help: consider using `_cwd` instead
Nov 30 16:20:17.929 INFO [stderr] 
Nov 30 16:20:17.929 INFO [stderr] warning: unused variable: `compressed_block`
Nov 30 16:20:17.929 INFO [stderr]    --> src/bsa.rs:165:25
Nov 30 16:20:17.929 INFO [stderr]     |
Nov 30 16:20:17.929 INFO [stderr] 165 |                     let compressed_block = comp.unwrap();
Nov 30 16:20:17.929 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^ help: consider using `_compressed_block` instead
Nov 30 16:20:17.929 INFO [stderr] 
Nov 30 16:20:17.972 INFO [stderr] warning: variant is never constructed: `NamedFiles`
Nov 30 16:20:17.972 INFO [stderr]    --> src/bsa.rs:187:5
Nov 30 16:20:17.972 INFO [stderr]     |
Nov 30 16:20:17.972 INFO [stderr] 187 |     NamedFiles,
Nov 30 16:20:17.972 INFO [stderr]     |     ^^^^^^^^^^
Nov 30 16:20:17.972 INFO [stderr]     |
Nov 30 16:20:17.972 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 30 16:20:17.972 INFO [stderr] 
Nov 30 16:20:17.972 INFO [stderr] warning: variant is never constructed: `RetainDirs`
Nov 30 16:20:17.972 INFO [stderr]    --> src/bsa.rs:189:5
Nov 30 16:20:17.972 INFO [stderr]     |
Nov 30 16:20:17.972 INFO [stderr] 189 |     RetainDirs,
Nov 30 16:20:17.972 INFO [stderr]     |     ^^^^^^^^^^
Nov 30 16:20:17.972 INFO [stderr] 
Nov 30 16:20:17.972 INFO [stderr] warning: variant is never constructed: `RetainFiles`
Nov 30 16:20:17.972 INFO [stderr]    --> src/bsa.rs:190:5
Nov 30 16:20:17.972 INFO [stderr]     |
Nov 30 16:20:17.972 INFO [stderr] 190 |     RetainFiles,
Nov 30 16:20:17.972 INFO [stderr]     |     ^^^^^^^^^^^
Nov 30 16:20:17.972 INFO [stderr] 
Nov 30 16:20:17.973 INFO [stderr] warning: variant is never constructed: `RetainOffsets`
Nov 30 16:20:17.973 INFO [stderr]    --> src/bsa.rs:191:5
Nov 30 16:20:17.973 INFO [stderr]     |
Nov 30 16:20:17.973 INFO [stderr] 191 |     RetainOffsets,
Nov 30 16:20:17.973 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 30 16:20:17.973 INFO [stderr] 
Nov 30 16:20:17.973 INFO [stderr] warning: variant is never constructed: `RetainStrings`
Nov 30 16:20:17.973 INFO [stderr]    --> src/bsa.rs:193:5
Nov 30 16:20:17.973 INFO [stderr]     |
Nov 30 16:20:17.973 INFO [stderr] 193 |     RetainStrings,
Nov 30 16:20:17.973 INFO [stderr]     |     ^^^^^^^^^^^^^
Nov 30 16:20:17.973 INFO [stderr] 
Nov 30 16:20:17.973 INFO [stderr] warning: variant is never constructed: `Unknown1`
Nov 30 16:20:17.973 INFO [stderr]    --> src/bsa.rs:194:5
Nov 30 16:20:17.973 INFO [stderr]     |
Nov 30 16:20:17.973 INFO [stderr] 194 |     Unknown1,
Nov 30 16:20:17.973 INFO [stderr]     |     ^^^^^^^^
Nov 30 16:20:17.973 INFO [stderr] 
Nov 30 16:20:17.976 INFO [stderr] warning: variant is never constructed: `Unknown2`
Nov 30 16:20:17.976 INFO [stderr]    --> src/bsa.rs:195:5
Nov 30 16:20:17.976 INFO [stderr]     |
Nov 30 16:20:17.976 INFO [stderr] 195 |     Unknown2,
Nov 30 16:20:17.976 INFO [stderr]     |     ^^^^^^^^
Nov 30 16:20:17.976 INFO [stderr] 
Nov 30 16:20:17.976 INFO [stderr] warning: variant is never constructed: `Unknown3`
Nov 30 16:20:17.976 INFO [stderr]    --> src/bsa.rs:196:5
Nov 30 16:20:17.976 INFO [stderr]     |
Nov 30 16:20:17.976 INFO [stderr] 196 |     Unknown3
Nov 30 16:20:17.976 INFO [stderr]     |     ^^^^^^^^
Nov 30 16:20:17.976 INFO [stderr] 
Nov 30 16:20:17.976 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 16:20:17.976 INFO [stderr]    --> src/bsa.rs:158:13
Nov 30 16:20:17.976 INFO [stderr]     |
Nov 30 16:20:17.976 INFO [stderr] 158 |             fs::create_dir_all(&path);
Nov 30 16:20:17.976 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 16:20:17.976 INFO [stderr]     |
Nov 30 16:20:17.976 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 30 16:20:17.976 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 16:20:17.976 INFO [stderr] 
Nov 30 16:20:17.976 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 16:20:17.976 INFO [stderr]    --> src/bsa.rs:171:21
Nov 30 16:20:17.976 INFO [stderr]     |
Nov 30 16:20:17.977 INFO [stderr] 171 |                     fs::write(format!("{}/{}", path, file_name), uncompressed_block.data);
Nov 30 16:20:17.977 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 16:20:17.977 INFO [stderr]     |
Nov 30 16:20:17.977 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 16:20:17.977 INFO [stderr] 
Nov 30 16:20:17.977 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 16:20:17.977 INFO [stderr]   --> src/main.rs:36:17
Nov 30 16:20:17.977 INFO [stderr]    |
Nov 30 16:20:17.977 INFO [stderr] 36 |                 reader.read_to_end(&mut buf);
Nov 30 16:20:17.977 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 16:20:17.977 INFO [stderr]    |
Nov 30 16:20:17.977 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 16:20:17.977 INFO [stderr] 
Nov 30 16:20:18.042 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
Nov 30 16:20:18.045 INFO [stderr] su: No module specific data is present
Nov 30 16:20:18.787 INFO running `"docker" "inspect" "ad2387bdae726cd7159a47d4e667856d3cce29870bf01576a8830c2c9c784aa3"`
Nov 30 16:20:19.026 INFO running `"docker" "rm" "-f" "ad2387bdae726cd7159a47d4e667856d3cce29870bf01576a8830c2c9c784aa3"`
Nov 30 16:20:19.148 INFO [stdout] ad2387bdae726cd7159a47d4e667856d3cce29870bf01576a8830c2c9c784aa3