[INFO] cloning repository https://github.com/timMetzger/rustBasicFileServerAndClient
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timMetzger/rustBasicFileServerAndClient" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtimMetzger%2FrustBasicFileServerAndClient", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtimMetzger%2FrustBasicFileServerAndClient'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b8c8c8699138e73b11c1c001b6b92cc40c61b86
[INFO] checking timMetzger/rustBasicFileServerAndClient against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtimMetzger%2FrustBasicFileServerAndClient" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/timMetzger/rustBasicFileServerAndClient
[INFO] finished tweaking git repo https://github.com/timMetzger/rustBasicFileServerAndClient
[INFO] tweaked toml for git repo https://github.com/timMetzger/rustBasicFileServerAndClient written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/timMetzger/rustBasicFileServerAndClient on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/timMetzger/rustBasicFileServerAndClient 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `BasicWebServer` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../BasicWebServer
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `basic-web-server`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:7:8
[INFO] [stderr]    |
[INFO] [stderr]  7 - name = "BasicWebServer"
[INFO] [stderr]  7 + name = "basic-web-server"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `basic-web-server`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:8:19
[INFO] [stderr]    |
[INFO] [stderr]  8 ~ version = "0.1.0"
[INFO] [stderr]  9 + [[bin]]
[INFO] [stderr] 10 + name = "basic-web-server"
[INFO] [stderr] 11 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `BasicWebServer` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking timMetzger/rustBasicFileServerAndClient against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtimMetzger%2FrustBasicFileServerAndClient" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/timMetzger/rustBasicFileServerAndClient
[INFO] finished tweaking git repo https://github.com/timMetzger/rustBasicFileServerAndClient
[INFO] tweaked toml for git repo https://github.com/timMetzger/rustBasicFileServerAndClient written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/timMetzger/rustBasicFileServerAndClient on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/timMetzger/rustBasicFileServerAndClient 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `BasicWebServer` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc2/source/target/.../BasicWebServer
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `basic-web-server`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:7:8
[INFO] [stderr]    |
[INFO] [stderr]  7 - name = "BasicWebServer"
[INFO] [stderr]  7 + name = "basic-web-server"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `basic-web-server`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:8:19
[INFO] [stderr]    |
[INFO] [stderr]  8 ~ version = "0.1.0"
[INFO] [stderr]  9 + [[bin]]
[INFO] [stderr] 10 + name = "basic-web-server"
[INFO] [stderr] 11 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `BasicWebServer` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7a8f8b38c8ae0fe544b7c40351d1853fdd022a75a314693f22fcb5a7ee46b1b4
[INFO] running `Command { std: "docker" "start" "7a8f8b38c8ae0fe544b7c40351d1853fdd022a75a314693f22fcb5a7ee46b1b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a8f8b38c8ae0fe544b7c40351d1853fdd022a75a314693f22fcb5a7ee46b1b4", 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" "7a8f8b38c8ae0fe544b7c40351d1853fdd022a75a314693f22fcb5a7ee46b1b4" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a8f8b38c8ae0fe544b7c40351d1853fdd022a75a314693f22fcb5a7ee46b1b4", 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 --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7a8f8b38c8ae0fe544b7c40351d1853fdd022a75a314693f22fcb5a7ee46b1b4" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `BasicWebServer` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../BasicWebServer
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `basic-web-server`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:7:8
[INFO] [stderr]    |
[INFO] [stderr]  7 - name = "BasicWebServer"
[INFO] [stderr]  7 + name = "basic-web-server"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `basic-web-server`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:8:19
[INFO] [stderr]    |
[INFO] [stderr]  8 ~ version = "0.1.0"
[INFO] [stderr]  9 + [[bin]]
[INFO] [stderr] 10 + name = "basic-web-server"
[INFO] [stderr] 11 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `BasicWebServer` (manifest) generated 1 warning
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking BasicWebServer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `workers` is never read
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct ThreadPool{
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 5 |     workers: Vec<Worker>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `thread` are never read
[INFO] [stdout]   --> src/lib.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct Worker {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 53 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 54 |     thread: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `BasicWebServer` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `basic_web_server`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/lib.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |         if size < 0
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]   --> src/bin/client.rs:49:21
[INFO] [stdout]    |
[INFO] [stdout] 49 |                     while true {
[INFO] [stdout]    |                     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/client.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut stream = TcpStream::connect("127.0.0.1:8080");
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/client.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let mut fileSize = fileSizeStr.parse::<i32>().expect("Could not parse size");
[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/client.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |             let mut f = std::fs::File::options().write(true).create(true).open(format!("C:/Debug/{fileName}"));
[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/client.rs:45:25
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     let mut bytesWritten : i32 = 0;
[INFO] [stdout]    |                         ----^^^^^^^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]   --> src/bin/client.rs:49:21
[INFO] [stdout]    |
[INFO] [stdout] 49 |                     while true {
[INFO] [stdout]    |                     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytesWritten`
[INFO] [stdout]   --> src/bin/client.rs:45:25
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     let mut bytesWritten : i32 = 0;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytesWritten`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fileName` should have a snake case name
[INFO] [stdout]   --> src/bin/client.rs:28:21
[INFO] [stdout]    |
[INFO] [stdout] 28 |             let mut fileName = String::new();
[INFO] [stdout]    |                     ^^^^^^^^ help: convert the identifier to snake case: `file_name`
[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 `fileSizeStr` should have a snake case name
[INFO] [stdout]   --> src/bin/client.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 |             let mut fileSizeStr = String::new();
[INFO] [stdout]    |                     ^^^^^^^^^^^ help: convert the identifier to snake case: `file_size_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fileSize` should have a snake case name
[INFO] [stdout]   --> src/bin/client.rs:36:21
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let mut fileSize = fileSizeStr.parse::<i32>().expect("Could not parse size");
[INFO] [stdout]    |                     ^^^^^^^^ help: convert the identifier to snake case: `file_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bytesReceived` should have a snake case name
[INFO] [stdout]   --> src/bin/client.rs:44:29
[INFO] [stdout]    |
[INFO] [stdout] 44 |                     let mut bytesReceived : i32 = 0;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `bytes_received`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bytesWritten` should have a snake case name
[INFO] [stdout]   --> src/bin/client.rs:45:29
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     let mut bytesWritten : i32 = 0;
[INFO] [stdout]    |                             ^^^^^^^^^^^^ help: convert the identifier to snake case: `bytes_written`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fileContents` should have a snake case name
[INFO] [stdout]   --> src/bin/client.rs:46:29
[INFO] [stdout]    |
[INFO] [stdout] 46 |                     let mut fileContents : [u8; 512] = [0;512];
[INFO] [stdout]    |                             ^^^^^^^^^^^^ help: convert the identifier to snake case: `file_contents`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `workers` is never read
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct ThreadPool{
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 5 |     workers: Vec<Worker>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id` and `thread` are never read
[INFO] [stdout]   --> src/lib.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct Worker {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 53 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 54 |     thread: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/lib.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |         if size < 0
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut buf_reader = BufReader::new(&stream);
[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: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/client.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut stream = TcpStream::connect("127.0.0.1:8080");
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/client.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let mut fileSize = fileSizeStr.parse::<i32>().expect("Could not parse size");
[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/client.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |             let mut f = std::fs::File::options().write(true).create(true).open(format!("C:/Debug/{fileName}"));
[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/client.rs:45:25
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     let mut bytesWritten : i32 = 0;
[INFO] [stdout]    |                         ----^^^^^^^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytesWritten`
[INFO] [stdout]   --> src/bin/client.rs:45:25
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     let mut bytesWritten : i32 = 0;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytesWritten`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fileName` should have a snake case name
[INFO] [stdout]   --> src/bin/client.rs:28:21
[INFO] [stdout]    |
[INFO] [stdout] 28 |             let mut fileName = String::new();
[INFO] [stdout]    |                     ^^^^^^^^ help: convert the identifier to snake case: `file_name`
[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 `fileSizeStr` should have a snake case name
[INFO] [stdout]   --> src/bin/client.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 |             let mut fileSizeStr = String::new();
[INFO] [stdout]    |                     ^^^^^^^^^^^ help: convert the identifier to snake case: `file_size_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fileSize` should have a snake case name
[INFO] [stdout]   --> src/bin/client.rs:36:21
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let mut fileSize = fileSizeStr.parse::<i32>().expect("Could not parse size");
[INFO] [stdout]    |                     ^^^^^^^^ help: convert the identifier to snake case: `file_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bytesReceived` should have a snake case name
[INFO] [stdout]   --> src/bin/client.rs:44:29
[INFO] [stdout]    |
[INFO] [stdout] 44 |                     let mut bytesReceived : i32 = 0;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `bytes_received`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bytesWritten` should have a snake case name
[INFO] [stdout]   --> src/bin/client.rs:45:29
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     let mut bytesWritten : i32 = 0;
[INFO] [stdout]    |                             ^^^^^^^^^^^^ help: convert the identifier to snake case: `bytes_written`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fileContents` should have a snake case name
[INFO] [stdout]   --> src/bin/client.rs:46:29
[INFO] [stdout]    |
[INFO] [stdout] 46 |                     let mut fileContents : [u8; 512] = [0;512];
[INFO] [stdout]    |                             ^^^^^^^^^^^^ help: convert the identifier to snake case: `file_contents`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut buf_reader = BufReader::new(&stream);
[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] [stderr] warning: unused dependency `futures`
[INFO] [stderr]  --> Cargo.toml:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | [dependencies.futures]
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `futures`
[INFO] [stderr] warning: `BasicWebServer` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.67s
[INFO] running `Command { std: "docker" "inspect" "7a8f8b38c8ae0fe544b7c40351d1853fdd022a75a314693f22fcb5a7ee46b1b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a8f8b38c8ae0fe544b7c40351d1853fdd022a75a314693f22fcb5a7ee46b1b4", kill_on_drop: false }`
[INFO] [stdout] 7a8f8b38c8ae0fe544b7c40351d1853fdd022a75a314693f22fcb5a7ee46b1b4
