[INFO] cloning repository https://github.com/M1123581E/quic-file
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/M1123581E/quic-file" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FM1123581E%2Fquic-file", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FM1123581E%2Fquic-file'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7799273ca55a9689bbf2913c18cf40ae70d56248
[INFO] testing M1123581E/quic-file against 1.69.0 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FM1123581E%2Fquic-file" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/M1123581E/quic-file on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/M1123581E/quic-file
[INFO] finished tweaking git repo https://github.com/M1123581E/quic-file
[INFO] tweaked toml for git repo https://github.com/M1123581E/quic-file written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/M1123581E/quic-file 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cmd_lib v1.1.0
[INFO] [stderr]   Downloaded os_pipe v0.9.2
[INFO] [stderr]   Downloaded faccess v0.2.3
[INFO] [stderr]   Downloaded cmd_lib_macros v1.1.0
[INFO] [stderr]   Downloaded quiche v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f7be8f977d2b5c884101fcedfae18ce6031921391c5a202d1334354d3408977
[INFO] running `Command { std: "docker" "start" "-a" "6f7be8f977d2b5c884101fcedfae18ce6031921391c5a202d1334354d3408977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f7be8f977d2b5c884101fcedfae18ce6031921391c5a202d1334354d3408977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f7be8f977d2b5c884101fcedfae18ce6031921391c5a202d1334354d3408977", kill_on_drop: false }`
[INFO] [stdout] 6f7be8f977d2b5c884101fcedfae18ce6031921391c5a202d1334354d3408977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e22e8b29a6fde8e82de099df462cb3a3b36f1f2fb20aa7fa35cf2916e116a275
[INFO] running `Command { std: "docker" "start" "-a" "e22e8b29a6fde8e82de099df462cb3a3b36f1f2fb20aa7fa35cf2916e116a275", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.3.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling quiche v0.9.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling os_pipe v0.9.2
[INFO] [stderr]    Compiling faccess v0.2.3
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling cmd_lib_macros v1.1.0
[INFO] [stderr]    Compiling cmd_lib v1.1.0
[INFO] [stderr]    Compiling quic-file v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0468]: an `extern crate` loading macros must be at the crate root
[INFO] [stdout]   --> src/bin/client2.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | extern crate log;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0468]: an `extern crate` loading macros must be at the crate root
[INFO] [stdout]   --> src/bin/server2.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | extern crate log;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]   --> src/bin/server2.rs:32:33
[INFO] [stdout]    |
[INFO] [stdout] 32 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]    |                                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SeekFrom`, `Seek`
[INFO] [stdout]   --> src/bin/server2.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 | use std::io::{Seek, SeekFrom, Write};
[INFO] [stdout]    |               ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]   --> src/bin/client2.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | use std::path::PathBuf;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/client2.rs:256:23
[INFO] [stdout]     |
[INFO] [stdout] 256 |                     if(content.contains("meta_received")) {
[INFO] [stdout]     |                       ^                                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 256 -                     if(content.contains("meta_received")) {
[INFO] [stdout] 256 +                     if content.contains("meta_received") {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/bin/client2.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/client2.rs:261:23
[INFO] [stdout]     |
[INFO] [stdout] 261 |                     if(content.contains("file_received")) {
[INFO] [stdout]     |                       ^                                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 261 -                     if(content.contains("file_received")) {
[INFO] [stdout] 261 +                     if content.contains("file_received") {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]   --> src/bin/client2.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | use std::path::PathBuf;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/client2.rs:256:23
[INFO] [stdout]     |
[INFO] [stdout] 256 |                     if(content.contains("meta_received")) {
[INFO] [stdout]     |                       ^                                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 256 -                     if(content.contains("meta_received")) {
[INFO] [stdout] 256 +                     if content.contains("meta_received") {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/client2.rs:261:23
[INFO] [stdout]     |
[INFO] [stdout] 261 |                     if(content.contains("file_received")) {
[INFO] [stdout]     |                       ^                                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 261 -                     if(content.contains("file_received")) {
[INFO] [stdout] 261 +                     if content.contains("file_received") {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]   --> src/bin/server2.rs:32:33
[INFO] [stdout]    |
[INFO] [stdout] 32 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]    |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SeekFrom`, `Seek`
[INFO] [stdout]   --> src/bin/server2.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 | use std::io::{Seek, SeekFrom, Write};
[INFO] [stdout]    |               ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/bin/client2.rs:156:13
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let mut n = 10;
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `written`
[INFO] [stdout]    --> src/bin/client2.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |     let written = match conn.stream_send(4, body.as_bytes(), true) {
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_written`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]    --> src/bin/server2.rs:572:9
[INFO] [stdout]     |
[INFO] [stdout] 572 |     let conn = &mut client.conn;
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `uri`
[INFO] [stdout]    --> src/bin/server2.rs:577:9
[INFO] [stdout]     |
[INFO] [stdout] 577 |     let uri = String::from_utf8(uri.to_vec()).unwrap();
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_uri`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream_id`
[INFO] [stdout]    --> src/bin/server2.rs:571:39
[INFO] [stdout]     |
[INFO] [stdout] 571 | fn handle_stream(client: &mut Client, stream_id: u64, buf: &[u8], root: &str) {
[INFO] [stdout]     |                                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `root`
[INFO] [stdout]    --> src/bin/server2.rs:571:67
[INFO] [stdout]     |
[INFO] [stdout] 571 | fn handle_stream(client: &mut Client, stream_id: u64, buf: &[u8], root: &str) {
[INFO] [stdout]     |                                                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `written`
[INFO] [stdout]    --> src/bin/server2.rs:632:9
[INFO] [stdout]     |
[INFO] [stdout] 632 |     let written = match conn.stream_send(stream_id, buf, false) {
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_written`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/client2.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let mut req_sent = 0;
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/client2.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let mut n = 10;
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/client2.rs:310:28
[INFO] [stdout]     |
[INFO] [stdout] 310 | fn sendFileMeta(url: &Url, mut conn: &mut Pin<Box<Connection>>) {
[INFO] [stdout]     |                            ----^^^^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sendFileMeta` should have a snake case name
[INFO] [stdout]    --> src/bin/client2.rs:310:4
[INFO] [stdout]     |
[INFO] [stdout] 310 | fn sendFileMeta(url: &Url, mut conn: &mut Pin<Box<Connection>>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `send_file_meta`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sendFile0` should have a snake case name
[INFO] [stdout]    --> src/bin/client2.rs:343:4
[INFO] [stdout]     |
[INFO] [stdout] 343 | fn sendFile0(url: &Url, mut partial_responses: &mut HashMap<u64, PartialResponse>, mut conn: &mut Pin<Box<Connection>>) {
[INFO] [stdout]     |    ^^^^^^^^^ help: convert the identifier to snake case: `send_file0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sendFile` should have a snake case name
[INFO] [stdout]    --> src/bin/client2.rs:368:4
[INFO] [stdout]     |
[INFO] [stdout] 368 | fn sendFile(partial_responses: &mut HashMap<u64, PartialResponse>, conn: &mut Pin<Box<Connection>>, body: Vec<u8>, stream_id: u64) {
[INFO] [stdout]     |    ^^^^^^^^ help: convert the identifier to snake case: `send_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/server2.rs:353:40
[INFO] [stdout]     |
[INFO] [stdout] 353 | ...                   let mut f = OpenOptions::new()
[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] error: aborting due to 2 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0468`.
[INFO] [stdout] 
[INFO] [stdout] warning: fields `body` and `written` are never read
[INFO] [stdout]   --> src/bin/server2.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | struct PartialResponse {
[INFO] [stdout]    |        --------------- fields in this struct
[INFO] [stdout] 43 |     body: Vec<u8>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 44 |
[INFO] [stdout] 45 |     written: usize,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `partial_responses` is never read
[INFO] [stdout]   --> src/bin/server2.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | struct Client {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 58 |     partial_responses: HashMap<u64, PartialResponse>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_stream` is never used
[INFO] [stdout]    --> src/bin/server2.rs:571:4
[INFO] [stdout]     |
[INFO] [stdout] 571 | fn handle_stream(client: &mut Client, stream_id: u64, buf: &[u8], root: &str) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_writable` is never used
[INFO] [stdout]    --> src/bin/server2.rs:646:4
[INFO] [stdout]     |
[INFO] [stdout] 646 | fn handle_writable(client: &mut Client, stream_id: u64) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quic-file` due to 3 previous errors; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/server2.rs:397:29
[INFO] [stdout]     |
[INFO] [stdout] 397 | ...                   received.file.write_all(stream_buf);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/server2.rs:402:37
[INFO] [stdout]     |
[INFO] [stdout] 402 | ...                   received.file.sync_all();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/server2.rs:408:41
[INFO] [stdout]     |
[INFO] [stdout] 408 | / ...                   cmd_lib::run_cmd! (
[INFO] [stdout] 409 | | ...                       sudo bash -c ${cmd};
[INFO] [stdout] 410 | | ...                   );
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `cmd_lib::run_cmd` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e22e8b29a6fde8e82de099df462cb3a3b36f1f2fb20aa7fa35cf2916e116a275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e22e8b29a6fde8e82de099df462cb3a3b36f1f2fb20aa7fa35cf2916e116a275", kill_on_drop: false }`
[INFO] [stdout] e22e8b29a6fde8e82de099df462cb3a3b36f1f2fb20aa7fa35cf2916e116a275
