[INFO] cloning repository https://github.com/ch-sy/teledraw
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ch-sy/teledraw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fch-sy%2Fteledraw", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fch-sy%2Fteledraw'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9b36537917afaf73475e6734913b368e8c36ae7
[INFO] testing ch-sy/teledraw against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fch-sy%2Fteledraw" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ch-sy/teledraw on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ch-sy/teledraw
[INFO] finished tweaking git repo https://github.com/ch-sy/teledraw
[INFO] tweaked toml for git repo https://github.com/ch-sy/teledraw written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ch-sy/teledraw already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 943fb939c4f6eff2a678ab941089d5bfa4eae1bb21955c59882c9ba3703c1f24
[INFO] running `Command { std: "docker" "start" "-a" "943fb939c4f6eff2a678ab941089d5bfa4eae1bb21955c59882c9ba3703c1f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "943fb939c4f6eff2a678ab941089d5bfa4eae1bb21955c59882c9ba3703c1f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "943fb939c4f6eff2a678ab941089d5bfa4eae1bb21955c59882c9ba3703c1f24", kill_on_drop: false }`
[INFO] [stdout] 943fb939c4f6eff2a678ab941089d5bfa4eae1bb21955c59882c9ba3703c1f24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f8cf5acd5a3d0e742f6c845d9160e5976dbe5748ed67e09418e76e8907ac7fd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2f8cf5acd5a3d0e742f6c845d9160e5976dbe5748ed67e09418e76e8907ac7fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling xml-rs v0.8.2
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling downcast-rs v1.1.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling instant v0.1.2
[INFO] [stderr]    Compiling takeable-option v0.5.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.36
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.1
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.6
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.4
[INFO] [stderr]    Compiling glium v0.27.0
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]    Compiling wayland-commons v0.23.6
[INFO] [stderr]    Compiling calloop v0.4.4
[INFO] [stderr]    Compiling smithay-client-toolkit v0.6.6
[INFO] [stderr]    Compiling winit v0.22.1
[INFO] [stderr]    Compiling glutin v0.24.0
[INFO] [stderr]    Compiling teledraw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/main.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::net::{TcpListener, TcpStream};
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io::BufRead;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `glium::glutin::event::WindowEvent::MouseInput::modifiers`: Deprecated in favor of WindowEvent::ModifiersChanged
[INFO] [stdout]    --> src/main.rs:109:82
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 glutin::event::WindowEvent::MouseInput{device_id, state, button, modifiers} => {
[INFO] [stdout]     |                                                                                  ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `glium::glutin::event::WindowEvent::CursorMoved::modifiers`: Deprecated in favor of WindowEvent::ModifiersChanged
[INFO] [stdout]    --> src/main.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     modifiers} =>  {
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device_id`
[INFO] [stdout]    --> src/main.rs:109:56
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 glutin::event::WindowEvent::MouseInput{device_id, state, button, modifiers} => {
[INFO] [stdout]     |                                                        ^^^^^^^^^ help: try ignoring the field: `device_id: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> src/main.rs:109:67
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 glutin::event::WindowEvent::MouseInput{device_id, state, button, modifiers} => {
[INFO] [stdout]     |                                                                   ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `button`
[INFO] [stdout]    --> src/main.rs:109:74
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 glutin::event::WindowEvent::MouseInput{device_id, state, button, modifiers} => {
[INFO] [stdout]     |                                                                          ^^^^^^ help: try ignoring the field: `button: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `modifiers`
[INFO] [stdout]    --> src/main.rs:109:82
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 glutin::event::WindowEvent::MouseInput{device_id, state, button, modifiers} => {
[INFO] [stdout]     |                                                                                  ^^^^^^^^^ help: try ignoring the field: `modifiers: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device_id`
[INFO] [stdout]    --> src/main.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |                 glutin::event::WindowEvent::CursorMoved{device_id, position,
[INFO] [stdout]     |                                                         ^^^^^^^^^ help: try ignoring the field: `device_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `modifiers`
[INFO] [stdout]    --> src/main.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     modifiers} =>  {
[INFO] [stdout]     |                     ^^^^^^^^^ help: try ignoring the field: `modifiers: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_position` is never read
[INFO] [stdout]    --> src/main.rs:140:29
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   old_position = new_position;
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:166:17
[INFO] [stdout]     |
[INFO] [stdout] 166 |             let mut shape = shape.lock().unwrap();
[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/main.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let mut stream = TcpStream::connect("78.47.128.141:2020").unwrap();
[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/main.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut shape = Arc::new(Mutex::new(vec![]));
[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/main.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut shape = shape.lock().unwrap();
[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/main.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut c_shape = shape.clone();
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         stream_out.flush();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 06s
[INFO] running `Command { std: "docker" "inspect" "2f8cf5acd5a3d0e742f6c845d9160e5976dbe5748ed67e09418e76e8907ac7fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f8cf5acd5a3d0e742f6c845d9160e5976dbe5748ed67e09418e76e8907ac7fd", kill_on_drop: false }`
[INFO] [stdout] 2f8cf5acd5a3d0e742f6c845d9160e5976dbe5748ed67e09418e76e8907ac7fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 50099df697f1fd6231d49b3578489f0934b260d770ee986f1f844314b2bb518b
[INFO] running `Command { std: "docker" "start" "-a" "50099df697f1fd6231d49b3578489f0934b260d770ee986f1f844314b2bb518b", kill_on_drop: false }`
[INFO] [stderr]    Compiling teledraw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/main.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::net::{TcpListener, TcpStream};
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io::BufRead;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `glium::glutin::event::WindowEvent::MouseInput::modifiers`: Deprecated in favor of WindowEvent::ModifiersChanged
[INFO] [stdout]    --> src/main.rs:109:82
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 glutin::event::WindowEvent::MouseInput{device_id, state, button, modifiers} => {
[INFO] [stdout]     |                                                                                  ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `glium::glutin::event::WindowEvent::CursorMoved::modifiers`: Deprecated in favor of WindowEvent::ModifiersChanged
[INFO] [stdout]    --> src/main.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     modifiers} =>  {
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device_id`
[INFO] [stdout]    --> src/main.rs:109:56
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 glutin::event::WindowEvent::MouseInput{device_id, state, button, modifiers} => {
[INFO] [stdout]     |                                                        ^^^^^^^^^ help: try ignoring the field: `device_id: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> src/main.rs:109:67
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 glutin::event::WindowEvent::MouseInput{device_id, state, button, modifiers} => {
[INFO] [stdout]     |                                                                   ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `button`
[INFO] [stdout]    --> src/main.rs:109:74
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 glutin::event::WindowEvent::MouseInput{device_id, state, button, modifiers} => {
[INFO] [stdout]     |                                                                          ^^^^^^ help: try ignoring the field: `button: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `modifiers`
[INFO] [stdout]    --> src/main.rs:109:82
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 glutin::event::WindowEvent::MouseInput{device_id, state, button, modifiers} => {
[INFO] [stdout]     |                                                                                  ^^^^^^^^^ help: try ignoring the field: `modifiers: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device_id`
[INFO] [stdout]    --> src/main.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |                 glutin::event::WindowEvent::CursorMoved{device_id, position,
[INFO] [stdout]     |                                                         ^^^^^^^^^ help: try ignoring the field: `device_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `modifiers`
[INFO] [stdout]    --> src/main.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     modifiers} =>  {
[INFO] [stdout]     |                     ^^^^^^^^^ help: try ignoring the field: `modifiers: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `old_position` is never read
[INFO] [stdout]    --> src/main.rs:140:29
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   old_position = new_position;
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:166:17
[INFO] [stdout]     |
[INFO] [stdout] 166 |             let mut shape = shape.lock().unwrap();
[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/main.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let mut stream = TcpStream::connect("78.47.128.141:2020").unwrap();
[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/main.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut shape = Arc::new(Mutex::new(vec![]));
[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/main.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut shape = shape.lock().unwrap();
[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/main.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut c_shape = shape.clone();
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         stream_out.flush();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "50099df697f1fd6231d49b3578489f0934b260d770ee986f1f844314b2bb518b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50099df697f1fd6231d49b3578489f0934b260d770ee986f1f844314b2bb518b", kill_on_drop: false }`
[INFO] [stdout] 50099df697f1fd6231d49b3578489f0934b260d770ee986f1f844314b2bb518b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80e0f3c70969d2f4e65b889d076ea6c7075be5e167587329ebbd3425b9222c88
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "80e0f3c70969d2f4e65b889d076ea6c7075be5e167587329ebbd3425b9222c88", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `TcpListener`
[INFO] [stderr]  --> src/main.rs:7:16
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::net::{TcpListener, TcpStream};
[INFO] [stderr]   |                ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::BufRead`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::io::BufRead;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated field `glium::glutin::event::WindowEvent::MouseInput::modifiers`: Deprecated in favor of WindowEvent::ModifiersChanged
[INFO] [stderr]    --> src/main.rs:109:82
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 glutin::event::WindowEvent::MouseInput{device_id, state, button, modifiers} => {
[INFO] [stderr]     |                                                                                  ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated field `glium::glutin::event::WindowEvent::CursorMoved::modifiers`: Deprecated in favor of WindowEvent::ModifiersChanged
[INFO] [stderr]    --> src/main.rs:113:21
[INFO] [stderr]     |
[INFO] [stderr] 113 |                     modifiers} =>  {
[INFO] [stderr]     |                     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `device_id`
[INFO] [stderr]    --> src/main.rs:109:56
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 glutin::event::WindowEvent::MouseInput{device_id, state, button, modifiers} => {
[INFO] [stderr]     |                                                        ^^^^^^^^^ help: try ignoring the field: `device_id: _`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/main.rs:109:67
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 glutin::event::WindowEvent::MouseInput{device_id, state, button, modifiers} => {
[INFO] [stderr]     |                                                                   ^^^^^ help: try ignoring the field: `state: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `button`
[INFO] [stderr]    --> src/main.rs:109:74
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 glutin::event::WindowEvent::MouseInput{device_id, state, button, modifiers} => {
[INFO] [stderr]     |                                                                          ^^^^^^ help: try ignoring the field: `button: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `modifiers`
[INFO] [stderr]    --> src/main.rs:109:82
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 glutin::event::WindowEvent::MouseInput{device_id, state, button, modifiers} => {
[INFO] [stderr]     |                                                                                  ^^^^^^^^^ help: try ignoring the field: `modifiers: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `device_id`
[INFO] [stderr]    --> src/main.rs:112:57
[INFO] [stderr]     |
[INFO] [stderr] 112 |                 glutin::event::WindowEvent::CursorMoved{device_id, position,
[INFO] [stderr]     |                                                         ^^^^^^^^^ help: try ignoring the field: `device_id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `modifiers`
[INFO] [stderr]    --> src/main.rs:113:21
[INFO] [stderr]     |
[INFO] [stderr] 113 |                     modifiers} =>  {
[INFO] [stderr]     |                     ^^^^^^^^^ help: try ignoring the field: `modifiers: _`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `old_position` is never read
[INFO] [stderr]    --> src/main.rs:140:29
[INFO] [stderr]     |
[INFO] [stderr] 140 | ...                   old_position = new_position;
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:166:17
[INFO] [stderr]     |
[INFO] [stderr] 166 |             let mut shape = shape.lock().unwrap();
[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: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |     let mut stream = TcpStream::connect("78.47.128.141:2020").unwrap();
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let mut shape = Arc::new(Mutex::new(vec![]));
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:66:13
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let mut shape = shape.lock().unwrap();
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |     let mut c_shape = shape.clone();
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:172:9
[INFO] [stderr]     |
[INFO] [stderr] 172 |         stream_out.flush();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/teledraw-a43ef1a78d36be19
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80e0f3c70969d2f4e65b889d076ea6c7075be5e167587329ebbd3425b9222c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80e0f3c70969d2f4e65b889d076ea6c7075be5e167587329ebbd3425b9222c88", kill_on_drop: false }`
[INFO] [stdout] 80e0f3c70969d2f4e65b889d076ea6c7075be5e167587329ebbd3425b9222c88
