[INFO] cloning repository https://github.com/thunderseethe/mira
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thunderseethe/mira" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthunderseethe%2Fmira", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthunderseethe%2Fmira'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c7ca1b3178c4ea9d477d097a7b334c04a2089a6
[INFO] checking thunderseethe/mira against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthunderseethe%2Fmira" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thunderseethe/mira on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thunderseethe/mira
[INFO] finished tweaking git repo https://github.com/thunderseethe/mira
[INFO] tweaked toml for git repo https://github.com/thunderseethe/mira written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/thunderseethe/mira already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tempfile v3.0.3
[INFO] [stderr]   Downloaded errno-dragonfly v0.1.1
[INFO] [stderr]   Downloaded cocoa v0.15.0
[INFO] [stderr]   Downloaded gl v0.10.0
[INFO] [stderr]   Downloaded errno v0.2.4
[INFO] [stderr]   Downloaded gleam v0.6.0
[INFO] [stderr]   Downloaded core-foundation-sys v0.6.1
[INFO] [stderr]   Downloaded winit v0.16.2
[INFO] [stderr]   Downloaded core-graphics v0.14.0
[INFO] [stderr]   Downloaded wayland-sys v0.20.11
[INFO] [stderr]   Downloaded wayland-client v0.20.11
[INFO] [stderr]   Downloaded glutin v0.17.0
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.2.6
[INFO] [stderr]   Downloaded objc v0.2.3
[INFO] [stderr]   Downloaded core-foundation v0.6.1
[INFO] [stderr]   Downloaded wayland-commons v0.20.11
[INFO] [stderr]   Downloaded pkg-config v0.3.12
[INFO] [stderr]   Downloaded x11-dl v2.18.0
[INFO] [stderr]   Downloaded downcast-rs v1.0.3
[INFO] [stderr]   Downloaded wayland-scanner v0.20.11
[INFO] [stderr]   Downloaded wayland-protocols v0.20.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] ddce30fc5d84cfada104d9e0021522602dedc7179716e71b4744f5e76f7868cb
[INFO] running `Command { std: "docker" "start" "-a" "ddce30fc5d84cfada104d9e0021522602dedc7179716e71b4744f5e76f7868cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddce30fc5d84cfada104d9e0021522602dedc7179716e71b4744f5e76f7868cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddce30fc5d84cfada104d9e0021522602dedc7179716e71b4744f5e76f7868cb", kill_on_drop: false }`
[INFO] [stdout] ddce30fc5d84cfada104d9e0021522602dedc7179716e71b4744f5e76f7868cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7472b5f07de23298467a10d1cd4fca0b671cc56d3333d2ec3ae5af6f5db494f
[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" "d7472b5f07de23298467a10d1cd4fca0b671cc56d3333d2ec3ae5af6f5db494f", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling x11-dl v2.18.0
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking smallvec v0.6.3
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]     Checking wayland-client v0.20.11
[INFO] [stderr]     Checking rand v0.5.4
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking wayland-protocols v0.20.11
[INFO] [stderr]     Checking tempfile v3.0.3
[INFO] [stderr]     Checking parking_lot v0.6.3
[INFO] [stderr]     Checking smithay-client-toolkit v0.2.6
[INFO] [stderr]     Checking winit v0.16.2
[INFO] [stderr]     Checking glutin v0.17.0
[INFO] [stderr]     Checking symare v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `OsStr`
[INFO] [stdout]  --> src/tty.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ffi::{CStr, OsStr};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `OsStr`
[INFO] [stdout]  --> src/tty.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ffi::{CStr, OsStr};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/tty.rs:138:44
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let mut entry: libc::passwd = unsafe { ::std::mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/tty.rs:138:44
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let mut entry: libc::passwd = unsafe { ::std::mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/tty.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |     builder.before_exec(move || {
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let mut buf: [u8; 1024] = [0; 1024];
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_count`
[INFO] [stdout]   --> src/main.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 57 |             Ok(read_count) => {
[INFO] [stdout]    |                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let mut buf: [u8; 1024] = [0; 1024];
[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: use of deprecated associated function `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/tty.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |     builder.before_exec(move || {
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let mut buf: [u8; 1024] = [0; 1024];
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `read_count`
[INFO] [stdout]   --> src/main.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 57 |             Ok(read_count) => {
[INFO] [stdout]    |                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_read_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let mut buf: [u8; 1024] = [0; 1024];
[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: `process_should_exit`
[INFO] [stdout]   --> src/tty.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn process_should_exit() -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_with_args`
[INFO] [stdout]   --> src/data.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new_with_args<S>(program: S, args: Vec<String>) -> Shell<'a>
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_window`
[INFO] [stdout]   --> src/main.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn test_window() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `process_should_exit`
[INFO] [stdout]   --> src/tty.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn process_should_exit() -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_with_args`
[INFO] [stdout]   --> src/data.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new_with_args<S>(program: S, args: Vec<String>) -> Shell<'a>
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_window`
[INFO] [stdout]   --> src/main.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn test_window() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.88s
[INFO] running `Command { std: "docker" "inspect" "d7472b5f07de23298467a10d1cd4fca0b671cc56d3333d2ec3ae5af6f5db494f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7472b5f07de23298467a10d1cd4fca0b671cc56d3333d2ec3ae5af6f5db494f", kill_on_drop: false }`
[INFO] [stdout] d7472b5f07de23298467a10d1cd4fca0b671cc56d3333d2ec3ae5af6f5db494f