[INFO] fetching crate basicftp 0.2.4...
[INFO] checking basicftp-0.2.4 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate basicftp 0.2.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate basicftp 0.2.4
[INFO] finished tweaking crates.io crate basicftp 0.2.4
[INFO] tweaked toml for crates.io crate basicftp 0.2.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate basicftp 0.2.4 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate basicftp 0.2.4 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 758d8cc79f83baf5287244b3a36ffe279cd283d72693ee75c0caddcbe401e11f
[INFO] running `Command { std: "docker" "start" "-a" "758d8cc79f83baf5287244b3a36ffe279cd283d72693ee75c0caddcbe401e11f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "758d8cc79f83baf5287244b3a36ffe279cd283d72693ee75c0caddcbe401e11f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "758d8cc79f83baf5287244b3a36ffe279cd283d72693ee75c0caddcbe401e11f", kill_on_drop: false }`
[INFO] [stdout] 758d8cc79f83baf5287244b3a36ffe279cd283d72693ee75c0caddcbe401e11f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 242059c334e93b26d7a785890fb7990234a61445fcae8e5b612f36f0d35b9ecf
[INFO] running `Command { std: "docker" "start" "-a" "242059c334e93b26d7a785890fb7990234a61445fcae8e5b612f36f0d35b9ecf", kill_on_drop: false }`
[INFO] [stderr]     Checking basicftp v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env::Args`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::env::Args;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `read`
[INFO] [stdout]  --> src/lib.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{self, metadata, read, DirEntry, File};
[INFO] [stdout]   |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufWriter`
[INFO] [stdout]  --> src/lib.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufReader, BufWriter, Read, Write};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::IpAddr`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::net::IpAddr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sleep`
[INFO] [stdout]   --> src/lib.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::thread::{sleep, JoinHandle};
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread::Thread`
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     thread::Thread,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `path`
[INFO] [stdout]   --> src/lib.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::{path, thread};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/lib.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         ;
[INFO] [stdout]    |         ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         ;
[INFO] [stdout]     |         ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/lib.rs:741:23
[INFO] [stdout]     |
[INFO] [stdout] 741 |     let filetype = if (metadata.is_dir()) {'d'} else {'-'};
[INFO] [stdout]     |                       ^                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 741 -     let filetype = if (metadata.is_dir()) {'d'} else {'-'};
[INFO] [stdout] 741 +     let filetype = if metadata.is_dir() {'d'} else {'-'};
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env::Args`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::env::Args;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `read`
[INFO] [stdout]  --> src/lib.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{self, metadata, read, DirEntry, File};
[INFO] [stdout]   |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufWriter`
[INFO] [stdout]  --> src/lib.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufReader, BufWriter, Read, Write};
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::IpAddr`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::net::IpAddr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sleep`
[INFO] [stdout]   --> src/lib.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::thread::{sleep, JoinHandle};
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread::Thread`
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     thread::Thread,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `path`
[INFO] [stdout]   --> src/lib.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::{path, thread};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/lib.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         ;
[INFO] [stdout]    |         ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         ;
[INFO] [stdout]     |         ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/lib.rs:741:23
[INFO] [stdout]     |
[INFO] [stdout] 741 |     let filetype = if (metadata.is_dir()) {'d'} else {'-'};
[INFO] [stdout]     |                       ^                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 741 -     let filetype = if (metadata.is_dir()) {'d'} else {'-'};
[INFO] [stdout] 741 +     let filetype = if metadata.is_dir() {'d'} else {'-'};
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]    --> src/lib.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let vec: Vec<&str> = binding.split(".").collect();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ls_list` is never read
[INFO] [stdout]    --> src/lib.rs:614:17
[INFO] [stdout]     |
[INFO] [stdout] 614 |         let mut ls_list: String = String::new();
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `currdir`
[INFO] [stdout]    --> src/lib.rs:672:13
[INFO] [stdout]     |
[INFO] [stdout] 672 |         let currdir = self.real_path.lock().unwrap().clone();
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_currdir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `permissions`
[INFO] [stdout]    --> src/lib.rs:739:9
[INFO] [stdout]     |
[INFO] [stdout] 739 |     let permissions = metadata.permissions();
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_permissions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `modified_time`
[INFO] [stdout]    --> src/lib.rs:751:9
[INFO] [stdout]     |
[INFO] [stdout] 751 |     let modified_time = metadata.modified().unwrap_or(UNIX_EPOCH)
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_modified_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `stream_type` is never read
[INFO] [stdout]   --> src/lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Client {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 34 |     stream_type: StreamType,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `BINARY` and `EBCDIC` are never constructed
[INFO] [stdout]   --> src/lib.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | enum StreamType {
[INFO] [stdout]    |      ---------- variants in this enum
[INFO] [stdout] 43 |     ASCII,
[INFO] [stdout] 44 |     BINARY,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 45 |     EBCDIC,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `DIRECTORYMODE` is never used
[INFO] [stdout]   --> src/lib.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | static DIRECTORYMODE: i32 = 1;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SendData` is never used
[INFO] [stdout]    --> src/lib.rs:331:7
[INFO] [stdout]     |
[INFO] [stdout] 331 | trait SendData {}
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_rudimentary_data` is never used
[INFO] [stdout]    --> src/lib.rs:660:8
[INFO] [stdout]     |
[INFO] [stdout] 386 | impl Client {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 660 |     fn send_rudimentary_data(self: Arc<Self>, data: &[u8]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `firstDir` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:438:25
[INFO] [stdout]     |
[INFO] [stdout] 438 |                     let firstDir = iter.next().unwrap();
[INFO] [stdout]     |                         ^^^^^^^^ help: convert the identifier to snake case: `first_dir`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `sendDirectoryInfo` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:611:8
[INFO] [stdout]     |
[INFO] [stdout] 611 |     fn sendDirectoryInfo(self: Arc<Self>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `send_directory_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Write`, `self`, `sleep`, and `time::Duration`
[INFO] [stdout]  --> src/main.rs:1:46
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env, fs::File, io::{self, BufRead, Read, Write}, path::Path, thread::{self, sleep}, time::Duration};
[INFO] [stdout]   |                                              ^^^^  ^^^^^                        ^^^^  ^^^^^   ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]    --> src/lib.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let vec: Vec<&str> = binding.split(".").collect();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server`
[INFO] [stdout]  --> src/main.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let (server,thread) = RustTP::new_with_paths(list, &args[1], &args[2]);
[INFO] [stdout]   |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Write`, `self`, `sleep`, and `time::Duration`
[INFO] [stdout]  --> src/main.rs:1:46
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env, fs::File, io::{self, BufRead, Read, Write}, path::Path, thread::{self, sleep}, time::Duration};
[INFO] [stdout]   |                                              ^^^^  ^^^^^                        ^^^^  ^^^^^   ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server`
[INFO] [stdout]  --> src/main.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let (server,thread) = RustTP::new_with_paths(list, &args[1], &args[2]);
[INFO] [stdout]   |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ls_list` is never read
[INFO] [stdout]    --> src/lib.rs:614:17
[INFO] [stdout]     |
[INFO] [stdout] 614 |         let mut ls_list: String = String::new();
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `currdir`
[INFO] [stdout]    --> src/lib.rs:672:13
[INFO] [stdout]     |
[INFO] [stdout] 672 |         let currdir = self.real_path.lock().unwrap().clone();
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_currdir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `permissions`
[INFO] [stdout]    --> src/lib.rs:739:9
[INFO] [stdout]     |
[INFO] [stdout] 739 |     let permissions = metadata.permissions();
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_permissions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `modified_time`
[INFO] [stdout]    --> src/lib.rs:751:9
[INFO] [stdout]     |
[INFO] [stdout] 751 |     let modified_time = metadata.modified().unwrap_or(UNIX_EPOCH)
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_modified_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `stream_type` is never read
[INFO] [stdout]   --> src/lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | struct Client {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 34 |     stream_type: StreamType,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `BINARY` and `EBCDIC` are never constructed
[INFO] [stdout]   --> src/lib.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | enum StreamType {
[INFO] [stdout]    |      ---------- variants in this enum
[INFO] [stdout] 43 |     ASCII,
[INFO] [stdout] 44 |     BINARY,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 45 |     EBCDIC,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `DIRECTORYMODE` is never used
[INFO] [stdout]   --> src/lib.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | static DIRECTORYMODE: i32 = 1;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SendData` is never used
[INFO] [stdout]    --> src/lib.rs:331:7
[INFO] [stdout]     |
[INFO] [stdout] 331 | trait SendData {}
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_rudimentary_data` is never used
[INFO] [stdout]    --> src/lib.rs:660:8
[INFO] [stdout]     |
[INFO] [stdout] 386 | impl Client {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 660 |     fn send_rudimentary_data(self: Arc<Self>, data: &[u8]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `firstDir` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:438:25
[INFO] [stdout]     |
[INFO] [stdout] 438 |                     let firstDir = iter.next().unwrap();
[INFO] [stdout]     |                         ^^^^^^^^ help: convert the identifier to snake case: `first_dir`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `sendDirectoryInfo` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:611:8
[INFO] [stdout]     |
[INFO] [stdout] 611 |     fn sendDirectoryInfo(self: Arc<Self>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `send_directory_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "242059c334e93b26d7a785890fb7990234a61445fcae8e5b612f36f0d35b9ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "242059c334e93b26d7a785890fb7990234a61445fcae8e5b612f36f0d35b9ecf", kill_on_drop: false }`
[INFO] [stdout] 242059c334e93b26d7a785890fb7990234a61445fcae8e5b612f36f0d35b9ecf