[INFO] fetching crate recurse 0.3.0...
[INFO] checking recurse-0.3.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate recurse 0.3.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate recurse 0.3.0
[INFO] finished tweaking crates.io crate recurse 0.3.0
[INFO] tweaked toml for crates.io crate recurse 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate recurse 0.3.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate recurse 0.3.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b52fb2a13bd74cb1b05d1ab6599bc16e6625568c3a2688273594766fa8421edb
[INFO] running `Command { std: "docker" "start" "-a" "b52fb2a13bd74cb1b05d1ab6599bc16e6625568c3a2688273594766fa8421edb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b52fb2a13bd74cb1b05d1ab6599bc16e6625568c3a2688273594766fa8421edb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b52fb2a13bd74cb1b05d1ab6599bc16e6625568c3a2688273594766fa8421edb", kill_on_drop: false }`
[INFO] [stdout] b52fb2a13bd74cb1b05d1ab6599bc16e6625568c3a2688273594766fa8421edb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58a629f4b56a7102e73bb155cc49f43b870ef8c7f525509d5e94e88620156f49
[INFO] running `Command { std: "docker" "start" "-a" "58a629f4b56a7102e73bb155cc49f43b870ef8c7f525509d5e94e88620156f49", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking float-cmp v0.6.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking predicates v1.0.4
[INFO] [stderr]     Checking assert_cmd v1.0.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]     Checking recurse v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `OpenOptions` and `read_to_string`
[INFO] [stdout]  --> src/command/replace.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::{read_to_string, OpenOptions};
[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 imports: `BufWriter` and `ErrorKind`
[INFO] [stdout]  --> src/command/replace.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{BufWriter, ErrorKind, Write};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow`
[INFO] [stdout]  --> src/command/replace.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use anyhow::{anyhow, Result};
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/command/replace.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ops::io::walk`
[INFO] [stdout]  --> src/command/replace.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::ops::io::walk;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `path_has_extension` and `path_is_hidden`
[INFO] [stdout]   --> src/command/replace.rs:10:24
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::ops::path::{path_has_extension, path_is_hidden};
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `OpenOptions` and `read_to_string`
[INFO] [stdout]  --> src/command/replace.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::{read_to_string, OpenOptions};
[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 imports: `BufWriter` and `ErrorKind`
[INFO] [stdout]  --> src/command/replace.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{BufWriter, ErrorKind, Write};
[INFO] [stdout]   |               ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow`
[INFO] [stdout]  --> src/command/replace.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use anyhow::{anyhow, Result};
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/command/replace.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ops::io::walk`
[INFO] [stdout]  --> src/command/replace.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::ops::io::walk;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `path_has_extension` and `path_is_hidden`
[INFO] [stdout]   --> src/command/replace.rs:10:24
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::ops::path::{path_has_extension, path_is_hidden};
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/command/replace.rs:18:33
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn execute(subcmd: Recurse, mut writer: impl Write) -> Result<()> {
[INFO] [stdout]    |                                 ----^^^^^^
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subcmd`
[INFO] [stdout]   --> src/command/replace.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn execute(subcmd: Recurse, mut writer: impl Write) -> Result<()> {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_subcmd`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]   --> src/command/replace.rs:18:33
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn execute(subcmd: Recurse, mut writer: impl Write) -> Result<()> {
[INFO] [stdout]    |                                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/lib.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     Replace {
[INFO] [stdout]     |     ------- fields in this variant
[INFO] [stdout] ...
[INFO] [stdout] 129 |         extension: Option<String>,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |         hidden: bool,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |         nobu: bool,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 |         mindepth: Option<usize>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 |         maxdepth: Option<usize>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |         symlinks: bool,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 155 |         find: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |         replace: String,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |         inpath: PathBuf,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Recurse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `recurse` (lib) due to 8 previous errors; 14 warnings emitted
[INFO] [stdout] warning: constant `BACKUP_FILEPATH_EXTENSION` is never used
[INFO] [stdout]   --> src/command/replace.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const BACKUP_FILEPATH_EXTENSION: &str = "bu";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `get_backup_filepath` is never used
[INFO] [stdout]    --> src/command/replace.rs:139:4
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn get_backup_filepath(inpath: &Path) -> PathBuf {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `has_backup_extension` is never used
[INFO] [stdout]    --> src/command/replace.rs:151:4
[INFO] [stdout]     |
[INFO] [stdout] 151 | fn has_backup_extension(inpath: &Path) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_root_filepath` is never used
[INFO] [stdout]    --> src/command/replace.rs:158:4
[INFO] [stdout]     |
[INFO] [stdout] 158 | fn is_root_filepath(inpath: &Path) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/lib.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 | /         /// File extension filter
[INFO] [stdout] 64 | |         #[structopt(short = "e", long = "ext", help = "File extension filter")]
[INFO] [stdout] 65 | |         extension: Option<String>,
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/lib.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 | /         /// Find string
[INFO] [stdout] 86 | |         #[structopt(help = "Find regular expression pattern")]
[INFO] [stdout] 87 | |         find: String,
[INFO] [stdout]    | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/lib.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 | /         /// File extension filter
[INFO] [stdout] 96 | |         #[structopt(short = "e", long = "ext", help = "File extension filter")]
[INFO] [stdout] 97 | |         extension: Option<String>,
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 | /         /// Find string
[INFO] [stdout] 118 | |         #[structopt(help = "Find regular expression pattern")]
[INFO] [stdout] 119 | |         find: String,
[INFO] [stdout]     | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 | /         /// File extension filter
[INFO] [stdout] 128 | |         #[structopt(short = "e", long = "ext", help = "File extension filter")]
[INFO] [stdout] 129 | |         extension: Option<String>,
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 | /         /// Find string
[INFO] [stdout] 154 | |         #[structopt(short = "f", long = "find", help = "Find regular expression pattern")]
[INFO] [stdout] 155 | |         find: String,
[INFO] [stdout]     | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 | /         /// Replace string
[INFO] [stdout] 158 | |         #[structopt(short = "r", long = "replace", help = "Replace string")]
[INFO] [stdout] 159 | |         replace: String,
[INFO] [stdout]     | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 | /         /// File extension filter
[INFO] [stdout] 168 | |         #[structopt(short = "e", long = "ext", help = "File path extension filter")]
[INFO] [stdout] 169 | |         extension: Option<String>,
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/command/replace.rs:18:33
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn execute(subcmd: Recurse, mut writer: impl Write) -> Result<()> {
[INFO] [stdout]    |                                 ----^^^^^^
[INFO] [stdout]    |                                 |
[INFO] [stdout]    |                                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subcmd`
[INFO] [stdout]   --> src/command/replace.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn execute(subcmd: Recurse, mut writer: impl Write) -> Result<()> {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_subcmd`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]   --> src/command/replace.rs:18:33
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn execute(subcmd: Recurse, mut writer: impl Write) -> Result<()> {
[INFO] [stdout]    |                                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/lib.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     Replace {
[INFO] [stdout]     |     ------- fields in this variant
[INFO] [stdout] ...
[INFO] [stdout] 129 |         extension: Option<String>,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |         hidden: bool,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |         nobu: bool,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 |         mindepth: Option<usize>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 |         maxdepth: Option<usize>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |         symlinks: bool,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 155 |         find: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |         replace: String,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |         inpath: PathBuf,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Recurse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/lib.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 | /         /// File extension filter
[INFO] [stdout] 64 | |         #[structopt(short = "e", long = "ext", help = "File extension filter")]
[INFO] [stdout] 65 | |         extension: Option<String>,
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/lib.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 | /         /// Find string
[INFO] [stdout] 86 | |         #[structopt(help = "Find regular expression pattern")]
[INFO] [stdout] 87 | |         find: String,
[INFO] [stdout]    | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/lib.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 | /         /// File extension filter
[INFO] [stdout] 96 | |         #[structopt(short = "e", long = "ext", help = "File extension filter")]
[INFO] [stdout] 97 | |         extension: Option<String>,
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 | /         /// Find string
[INFO] [stdout] 118 | |         #[structopt(help = "Find regular expression pattern")]
[INFO] [stdout] 119 | |         find: String,
[INFO] [stdout]     | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 | /         /// File extension filter
[INFO] [stdout] 128 | |         #[structopt(short = "e", long = "ext", help = "File extension filter")]
[INFO] [stdout] 129 | |         extension: Option<String>,
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 | /         /// Find string
[INFO] [stdout] 154 | |         #[structopt(short = "f", long = "find", help = "Find regular expression pattern")]
[INFO] [stdout] 155 | |         find: String,
[INFO] [stdout]     | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 | /         /// Replace string
[INFO] [stdout] 158 | |         #[structopt(short = "r", long = "replace", help = "Replace string")]
[INFO] [stdout] 159 | |         replace: String,
[INFO] [stdout]     | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 | /         /// File extension filter
[INFO] [stdout] 168 | |         #[structopt(short = "e", long = "ext", help = "File path extension filter")]
[INFO] [stdout] 169 | |         extension: Option<String>,
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `recurse` (lib test) due to 8 previous errors; 10 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "58a629f4b56a7102e73bb155cc49f43b870ef8c7f525509d5e94e88620156f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58a629f4b56a7102e73bb155cc49f43b870ef8c7f525509d5e94e88620156f49", kill_on_drop: false }`
[INFO] [stdout] 58a629f4b56a7102e73bb155cc49f43b870ef8c7f525509d5e94e88620156f49
