[INFO] cloning repository https://github.com/daviskeene/Plato
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daviskeene/Plato" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaviskeene%2FPlato", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaviskeene%2FPlato'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc40b2051d8ce705739cde2c13695a91b4bbce84
[INFO] testing daviskeene/Plato against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaviskeene%2FPlato" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/daviskeene/Plato on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/daviskeene/Plato
[INFO] finished tweaking git repo https://github.com/daviskeene/Plato
[INFO] tweaked toml for git repo https://github.com/daviskeene/Plato written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/daviskeene/Plato already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty-bytes v0.2.2
[INFO] [stderr]   Downloaded syn v0.15.42
[INFO] [stderr]   Downloaded getopts v0.2.19
[INFO] [stderr]   Downloaded pathdiff v0.1.0
[INFO] [stderr]   Downloaded groups v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4838282a6bebd291511ee0fe9d72c9f16a9ceb8fdd008b7a77072057f174aac4
[INFO] running `Command { std: "docker" "start" "-a" "4838282a6bebd291511ee0fe9d72c9f16a9ceb8fdd008b7a77072057f174aac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4838282a6bebd291511ee0fe9d72c9f16a9ceb8fdd008b7a77072057f174aac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4838282a6bebd291511ee0fe9d72c9f16a9ceb8fdd008b7a77072057f174aac4", kill_on_drop: false }`
[INFO] [stdout] 4838282a6bebd291511ee0fe9d72c9f16a9ceb8fdd008b7a77072057f174aac4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7a806c6960342a8d2e06120ccaf95e2b7c21cc3315295ab6c5fec59cb1ad097
[INFO] running `Command { std: "docker" "start" "-a" "a7a806c6960342a8d2e06120ccaf95e2b7c21cc3315295ab6c5fec59cb1ad097", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling groups v0.1.1
[INFO] [stderr]    Compiling pathdiff v0.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling getopts v0.2.19
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling users v0.9.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling pretty-bytes v0.2.2
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling plato v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ErrorKind`
[INFO] [stdout]  --> src/lib/list.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{Error, ErrorKind};
[INFO] [stdout]   |                      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_human`
[INFO] [stdout]   --> src/lib/list.rs:50:53
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn print_items(items: Vec<list_item::ListItem>, is_human: bool, is_long: bool) {
[INFO] [stdout]    |                                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_human`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_long` is never read
[INFO] [stdout]   --> src/lib/list.rs:62:11
[INFO] [stdout]    |
[INFO] [stdout] 62 |   let mut is_long = false;
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_hidden`
[INFO] [stdout]   --> src/lib/list.rs:63:11
[INFO] [stdout]    |
[INFO] [stdout] 63 |   let mut is_hidden = false;
[INFO] [stdout]    |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_hidden`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_human` is never read
[INFO] [stdout]   --> src/lib/list.rs:64:11
[INFO] [stdout]    |
[INFO] [stdout] 64 |   let mut is_human = false;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib/list.rs:63:7
[INFO] [stdout]    |
[INFO] [stdout] 63 |   let mut is_hidden = false;
[INFO] [stdout]    |       ----^^^^^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_permissions`
[INFO] [stdout]   --> src/lib/file.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn parse_permissions(is_dir: bool, mode: u32) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `triplet`
[INFO] [stdout]   --> src/lib/file.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn triplet(mode: u32, read: u32, write: u32, execute: u32) -> String {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_permissions`
[INFO] [stdout]   --> src/lib/file.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn get_permissions(meta: &Metadata) ->  String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib/list.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |         Err(e) => panic!(e)
[INFO] [stdout]    |                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 17 |         Err(e) => panic!("{}", e)
[INFO] [stdout]    |                          ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 17 |         Err(e) => std::panic::panic_any(e)
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.69s
[INFO] running `Command { std: "docker" "inspect" "a7a806c6960342a8d2e06120ccaf95e2b7c21cc3315295ab6c5fec59cb1ad097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7a806c6960342a8d2e06120ccaf95e2b7c21cc3315295ab6c5fec59cb1ad097", kill_on_drop: false }`
[INFO] [stdout] a7a806c6960342a8d2e06120ccaf95e2b7c21cc3315295ab6c5fec59cb1ad097
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a077155b69c05870b50d81abb04e82101a16e702d2103af7e32943b4845c3b4
[INFO] running `Command { std: "docker" "start" "-a" "6a077155b69c05870b50d81abb04e82101a16e702d2103af7e32943b4845c3b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling plato v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ErrorKind`
[INFO] [stdout]  --> src/lib/list.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{Error, ErrorKind};
[INFO] [stdout]   |                      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_human`
[INFO] [stdout]   --> src/lib/list.rs:50:53
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn print_items(items: Vec<list_item::ListItem>, is_human: bool, is_long: bool) {
[INFO] [stdout]    |                                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_human`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_long` is never read
[INFO] [stdout]   --> src/lib/list.rs:62:11
[INFO] [stdout]    |
[INFO] [stdout] 62 |   let mut is_long = false;
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_hidden`
[INFO] [stdout]   --> src/lib/list.rs:63:11
[INFO] [stdout]    |
[INFO] [stdout] 63 |   let mut is_hidden = false;
[INFO] [stdout]    |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_hidden`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_human` is never read
[INFO] [stdout]   --> src/lib/list.rs:64:11
[INFO] [stdout]    |
[INFO] [stdout] 64 |   let mut is_human = false;
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib/list.rs:63:7
[INFO] [stdout]    |
[INFO] [stdout] 63 |   let mut is_hidden = false;
[INFO] [stdout]    |       ----^^^^^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_permissions`
[INFO] [stdout]   --> src/lib/file.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn parse_permissions(is_dir: bool, mode: u32) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `triplet`
[INFO] [stdout]   --> src/lib/file.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn triplet(mode: u32, read: u32, write: u32, execute: u32) -> String {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_permissions`
[INFO] [stdout]   --> src/lib/file.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn get_permissions(meta: &Metadata) ->  String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib/list.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |         Err(e) => panic!(e)
[INFO] [stdout]    |                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 17 |         Err(e) => panic!("{}", e)
[INFO] [stdout]    |                          ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 17 |         Err(e) => std::panic::panic_any(e)
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "6a077155b69c05870b50d81abb04e82101a16e702d2103af7e32943b4845c3b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a077155b69c05870b50d81abb04e82101a16e702d2103af7e32943b4845c3b4", kill_on_drop: false }`
[INFO] [stdout] 6a077155b69c05870b50d81abb04e82101a16e702d2103af7e32943b4845c3b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bcd4d4dc3fdd2598ad110f76d48e35e94d31369d77d3576db6b543d72142b89d
[INFO] running `Command { std: "docker" "start" "-a" "bcd4d4dc3fdd2598ad110f76d48e35e94d31369d77d3576db6b543d72142b89d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ErrorKind`
[INFO] [stderr]  --> src/lib/list.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::{Error, ErrorKind};
[INFO] [stderr]   |                      ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `is_human`
[INFO] [stderr]   --> src/lib/list.rs:50:53
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn print_items(items: Vec<list_item::ListItem>, is_human: bool, is_long: bool) {
[INFO] [stderr]    |                                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_human`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `is_long` is never read
[INFO] [stderr]   --> src/lib/list.rs:62:11
[INFO] [stderr]    |
[INFO] [stderr] 62 |   let mut is_long = false;
[INFO] [stderr]    |           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `is_hidden`
[INFO] [stderr]   --> src/lib/list.rs:63:11
[INFO] [stderr]    |
[INFO] [stderr] 63 |   let mut is_hidden = false;
[INFO] [stderr]    |           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_hidden`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `is_human` is never read
[INFO] [stderr]   --> src/lib/list.rs:64:11
[INFO] [stderr]    |
[INFO] [stderr] 64 |   let mut is_human = false;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib/list.rs:63:7
[INFO] [stderr]    |
[INFO] [stderr] 63 |   let mut is_hidden = false;
[INFO] [stderr]    |       ----^^^^^^^^^
[INFO] [stderr]    |       |
[INFO] [stderr]    |       help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_permissions`
[INFO] [stderr]   --> src/lib/file.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn parse_permissions(is_dir: bool, mode: u32) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `triplet`
[INFO] [stderr]   --> src/lib/file.rs:30:4
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn triplet(mode: u32, read: u32, write: u32, execute: u32) -> String {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_permissions`
[INFO] [stderr]   --> src/lib/file.rs:51:8
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn get_permissions(meta: &Metadata) ->  String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/lib/list.rs:17:26
[INFO] [stderr]    |
[INFO] [stderr] 17 |         Err(e) => panic!(e)
[INFO] [stderr]    |                          ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 17 |         Err(e) => panic!("{}", e)
[INFO] [stderr]    |                          ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 17 |         Err(e) => std::panic::panic_any(e)
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/plato-f462209a9fa3e6e5)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bcd4d4dc3fdd2598ad110f76d48e35e94d31369d77d3576db6b543d72142b89d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcd4d4dc3fdd2598ad110f76d48e35e94d31369d77d3576db6b543d72142b89d", kill_on_drop: false }`
[INFO] [stdout] bcd4d4dc3fdd2598ad110f76d48e35e94d31369d77d3576db6b543d72142b89d