[INFO] cloning repository https://github.com/ShifaTang/FileContentReader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ShifaTang/FileContentReader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShifaTang%2FFileContentReader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShifaTang%2FFileContentReader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2851c59fe32ab4693e43712fefe9202932bc3164
[INFO] checking ShifaTang/FileContentReader against 3d50c25bc66853bf0ad205529d0f305a1d841b5e for pr-159598
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShifaTang%2FFileContentReader" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ShifaTang/FileContentReader
[INFO] finished tweaking git repo https://github.com/ShifaTang/FileContentReader
[INFO] tweaked toml for git repo https://github.com/ShifaTang/FileContentReader written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ShifaTang/FileContentReader on toolchain 3d50c25bc66853bf0ad205529d0f305a1d841b5e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3d50c25bc66853bf0ad205529d0f305a1d841b5e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ShifaTang/FileContentReader already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3d50c25bc66853bf0ad205529d0f305a1d841b5e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b2303141067a89c001df50acfa669f3f4faebc5aeba02b1ff9dd283bc3a27abb
[INFO] running `Command { std: "docker" "start" "b2303141067a89c001df50acfa669f3f4faebc5aeba02b1ff9dd283bc3a27abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2303141067a89c001df50acfa669f3f4faebc5aeba02b1ff9dd283bc3a27abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b2303141067a89c001df50acfa669f3f4faebc5aeba02b1ff9dd283bc3a27abb" "/opt/rustwide/cargo-home/bin/cargo" "+3d50c25bc66853bf0ad205529d0f305a1d841b5e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2303141067a89c001df50acfa669f3f4faebc5aeba02b1ff9dd283bc3a27abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b2303141067a89c001df50acfa669f3f4faebc5aeba02b1ff9dd283bc3a27abb" "/opt/rustwide/cargo-home/bin/cargo" "+3d50c25bc66853bf0ad205529d0f305a1d841b5e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]   --> src/lib.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::path::{Path, PathBuf};
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]   --> src/lib.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::path::{Path, PathBuf};
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sheet_number`
[INFO] [stdout]     --> src/lib.rs:2328:14
[INFO] [stdout]      |
[INFO] [stdout] 2328 |         for (sheet_number, (sheet_name, sheet)) in workbook.worksheets().into_iter().enumerate() {
[INFO] [stdout]      |              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sheet_number`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sheet_name`
[INFO] [stdout]     --> src/lib.rs:2328:29
[INFO] [stdout]      |
[INFO] [stdout] 2328 |         for (sheet_number, (sheet_name, sheet)) in workbook.worksheets().into_iter().enumerate() {
[INFO] [stdout]      |                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sheet_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row_number`
[INFO] [stdout]     --> src/lib.rs:2329:18
[INFO] [stdout]      |
[INFO] [stdout] 2329 |             for (row_number, row) in sheet.rows().enumerate() {
[INFO] [stdout]      |                  ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_row_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sheet_number`
[INFO] [stdout]     --> src/lib.rs:2328:14
[INFO] [stdout]      |
[INFO] [stdout] 2328 |         for (sheet_number, (sheet_name, sheet)) in workbook.worksheets().into_iter().enumerate() {
[INFO] [stdout]      |              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sheet_number`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sheet_name`
[INFO] [stdout]     --> src/lib.rs:2328:29
[INFO] [stdout]      |
[INFO] [stdout] 2328 |         for (sheet_number, (sheet_name, sheet)) in workbook.worksheets().into_iter().enumerate() {
[INFO] [stdout]      |                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sheet_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row_number`
[INFO] [stdout]     --> src/lib.rs:2329:18
[INFO] [stdout]      |
[INFO] [stdout] 2329 |             for (row_number, row) in sheet.rows().enumerate() {
[INFO] [stdout]      |                  ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_row_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]     --> src/lib.rs:2803:29
[INFO] [stdout]      |
[INFO] [stdout] 2803 |                         Err(e) => return Err(UnrarError::from(unrar::error::Code::EndArchive, unrar::error::When::Read)),
[INFO] [stdout]      |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]     --> src/lib.rs:2803:29
[INFO] [stdout]      |
[INFO] [stdout] 2803 |                         Err(e) => return Err(UnrarError::from(unrar::error::Code::EndArchive, unrar::error::When::Read)),
[INFO] [stdout]      |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]     --> src/lib.rs:3481:29
[INFO] [stdout]      |
[INFO] [stdout] 3481 |                         Err(e) => return Err(UnrarError::from(unrar::error::Code::EndArchive, unrar::error::When::Read)),
[INFO] [stdout]      |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]     --> src/lib.rs:3481:29
[INFO] [stdout]      |
[INFO] [stdout] 3481 |                         Err(e) => return Err(UnrarError::from(unrar::error::Code::EndArchive, unrar::error::When::Read)),
[INFO] [stdout]      |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sheet_number`
[INFO] [stdout]     --> src/lib.rs:4719:22
[INFO] [stdout]      |
[INFO] [stdout] 4719 |                 for (sheet_number, (sheet_name, sheet)) in workbook.worksheets().into_iter().enumerate() {
[INFO] [stdout]      |                      ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sheet_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sheet_name`
[INFO] [stdout]     --> src/lib.rs:4719:37
[INFO] [stdout]      |
[INFO] [stdout] 4719 |                 for (sheet_number, (sheet_name, sheet)) in workbook.worksheets().into_iter().enumerate() {
[INFO] [stdout]      |                                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sheet_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row_number`
[INFO] [stdout]     --> src/lib.rs:4720:26
[INFO] [stdout]      |
[INFO] [stdout] 4720 |                     for (row_number, row) in sheet.rows().enumerate() {
[INFO] [stdout]      |                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_row_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `IGNORE` is never used
[INFO] [stdout]   --> src/lib.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | static IGNORE: &[&str] = &[
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `FileContentReader` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `file_content_reader`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sheet_number`
[INFO] [stdout]     --> src/lib.rs:4719:22
[INFO] [stdout]      |
[INFO] [stdout] 4719 |                 for (sheet_number, (sheet_name, sheet)) in workbook.worksheets().into_iter().enumerate() {
[INFO] [stdout]      |                      ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sheet_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sheet_name`
[INFO] [stdout]     --> src/lib.rs:4719:37
[INFO] [stdout]      |
[INFO] [stdout] 4719 |                 for (sheet_number, (sheet_name, sheet)) in workbook.worksheets().into_iter().enumerate() {
[INFO] [stdout]      |                                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sheet_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row_number`
[INFO] [stdout]     --> src/lib.rs:4720:26
[INFO] [stdout]      |
[INFO] [stdout] 4720 |                     for (row_number, row) in sheet.rows().enumerate() {
[INFO] [stdout]      |                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_row_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `IGNORE` is never used
[INFO] [stdout]   --> src/lib.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | static IGNORE: &[&str] = &[
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FileContentReader::FileReader`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use FileContentReader::FileReader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_csv_example::test_csv`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use test_files::test_csv_example::test_csv;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_json_example::test_json`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use test_files::test_json_example::test_json;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_xml_example::test_xml`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use test_files::test_xml_example::test_xml;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_md_example::test_md`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use test_files::test_md_example::test_md;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_pdf_example::test_pdf`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use test_files::test_pdf_example::test_pdf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_excel_example::test_excel`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use test_files::test_excel_example::test_excel;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_ppt_example::test_ppt`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use test_files::test_ppt_example::test_ppt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_zip_example::test_zip`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use test_files::test_zip_example::test_zip;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_rar_example::test_rar`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use test_files::test_rar_example::test_rar;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_tar_example::test_tar`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use test_files::test_tar_example::test_tar;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FileContentReader::FileReader`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use FileContentReader::FileReader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_csv_example::test_csv`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use test_files::test_csv_example::test_csv;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_json_example::test_json`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use test_files::test_json_example::test_json;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_xml_example::test_xml`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use test_files::test_xml_example::test_xml;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_md_example::test_md`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use test_files::test_md_example::test_md;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_pdf_example::test_pdf`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use test_files::test_pdf_example::test_pdf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_excel_example::test_excel`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use test_files::test_excel_example::test_excel;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_ppt_example::test_ppt`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use test_files::test_ppt_example::test_ppt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_zip_example::test_zip`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use test_files::test_zip_example::test_zip;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_rar_example::test_rar`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use test_files::test_rar_example::test_rar;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_files::test_tar_example::test_tar`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use test_files::test_tar_example::test_tar;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `metadata`
[INFO] [stdout]   --> src/test_files/test_excel_example.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let metadata = FileReader::get_file_metadata("src/test_examples/test_excel2.xls");
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_csv` is never used
[INFO] [stdout]  --> src/test_files/test_csv_example.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn test_csv() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_json` is never used
[INFO] [stdout]  --> src/test_files/test_json_example.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn test_json() {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_xml` is never used
[INFO] [stdout]  --> src/test_files/test_xml_example.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn test_xml() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_md` is never used
[INFO] [stdout]  --> src/test_files/test_md_example.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn test_md() {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_pdf` is never used
[INFO] [stdout]  --> src/test_files/test_pdf_example.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn test_pdf() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_excel` is never used
[INFO] [stdout]  --> src/test_files/test_excel_example.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn test_excel() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_ppt` is never used
[INFO] [stdout]  --> src/test_files/test_ppt_example.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn test_ppt() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_zip` is never used
[INFO] [stdout]  --> src/test_files/test_zip_example.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn test_zip() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_rar` is never used
[INFO] [stdout]  --> src/test_files/test_rar_example.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn test_rar() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_tar` is never used
[INFO] [stdout]  --> src/test_files/test_tar_example.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn test_tar() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `isDirectory` should have a snake case name
[INFO] [stdout]   --> src/test_files/test_txt_example.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let isDirectory = FileReader::is_directory("src/test_examples/test_txt.txt");
[INFO] [stdout]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `is_directory`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `isOrdinary` should have a snake case name
[INFO] [stdout]   --> src/test_files/test_txt_example.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let isOrdinary = FileReader::is_regular_file("src/test_examples/test_txt.txt");
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `is_ordinary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `metadata`
[INFO] [stdout]   --> src/test_files/test_excel_example.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let metadata = FileReader::get_file_metadata("src/test_examples/test_excel2.xls");
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_csv` is never used
[INFO] [stdout]  --> src/test_files/test_csv_example.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn test_csv() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_json` is never used
[INFO] [stdout]  --> src/test_files/test_json_example.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn test_json() {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_xml` is never used
[INFO] [stdout]  --> src/test_files/test_xml_example.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn test_xml() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_md` is never used
[INFO] [stdout]  --> src/test_files/test_md_example.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn test_md() {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 47s
[INFO] [stdout] warning: function `test_pdf` is never used
[INFO] [stdout]  --> src/test_files/test_pdf_example.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn test_pdf() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3, pdf v0.8.1, rar v0.2.0
[INFO] [stdout] warning: function `test_excel` is never used
[INFO] [stdout]  --> src/test_files/test_excel_example.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn test_excel() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stdout] warning: function `test_ppt` is never used
[INFO] [stdout]  --> src/test_files/test_ppt_example.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn test_ppt() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_zip` is never used
[INFO] [stdout]  --> src/test_files/test_zip_example.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn test_zip() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_rar` is never used
[INFO] [stdout]  --> src/test_files/test_rar_example.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn test_rar() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_tar` is never used
[INFO] [stdout]  --> src/test_files/test_tar_example.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn test_tar() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `isDirectory` should have a snake case name
[INFO] [stdout]   --> src/test_files/test_txt_example.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let isDirectory = FileReader::is_directory("src/test_examples/test_txt.txt");
[INFO] [stdout]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `is_directory`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `isOrdinary` should have a snake case name
[INFO] [stdout]   --> src/test_files/test_txt_example.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let isOrdinary = FileReader::is_regular_file("src/test_examples/test_txt.txt");
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `is_ordinary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b2303141067a89c001df50acfa669f3f4faebc5aeba02b1ff9dd283bc3a27abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2303141067a89c001df50acfa669f3f4faebc5aeba02b1ff9dd283bc3a27abb", kill_on_drop: false }`
[INFO] [stdout] b2303141067a89c001df50acfa669f3f4faebc5aeba02b1ff9dd283bc3a27abb
