[INFO] cloning repository https://github.com/LtPeriwinkle/mist
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LtPeriwinkle/mist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLtPeriwinkle%2Fmist", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLtPeriwinkle%2Fmist'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8fb682ef17904885739122b1de800962b45a7db
[INFO] checking LtPeriwinkle/mist against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLtPeriwinkle%2Fmist" "/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/LtPeriwinkle/mist on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LtPeriwinkle/mist
[INFO] finished tweaking git repo https://github.com/LtPeriwinkle/mist
[INFO] tweaked toml for git repo https://github.com/LtPeriwinkle/mist written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/LtPeriwinkle/mist already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0494077bbef3021e799d1c0f721f8c47d30311b899080ce1bc4d0be7d67bd478
[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" "0494077bbef3021e799d1c0f721f8c47d30311b899080ce1bc4d0be7d67bd478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0494077bbef3021e799d1c0f721f8c47d30311b899080ce1bc4d0be7d67bd478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0494077bbef3021e799d1c0f721f8c47d30311b899080ce1bc4d0be7d67bd478", kill_on_drop: false }`
[INFO] [stdout] 0494077bbef3021e799d1c0f721f8c47d30311b899080ce1bc4d0be7d67bd478
[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=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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3eee12789f394bf36fc89cba48a8e28dc4ebe1dc955ae02001155c373c46af93
[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" "3eee12789f394bf36fc89cba48a8e28dc4ebe1dc955ae02001155c373c46af93", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling tinyfiledialogs v3.3.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking ron v0.6.2
[INFO] [stderr]     Checking mist-run-utils v2.1.2 (/opt/rustwide/workdir/crates/mist-run-utils)
[INFO] [stderr]     Checking mist v1.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `old_color` is never read
[INFO] [stdout]    --> src/app.rs:278:17
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let mut old_color = color;
[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/app.rs:118:13
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let mut path = path.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: value assigned to `old_color` is never read
[INFO] [stdout]    --> src/app.rs:278:17
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let mut old_color = color;
[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/app.rs:118:13
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let mut path = path.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: function is never used: `info_dialog`
[INFO] [stdout]   --> src/components.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn info_dialog(title: &str, text: &str) {
[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: `img`
[INFO] [stdout]   --> src/config.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn img(&self) -> Option<&String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `info_dialog`
[INFO] [stdout]   --> src/components.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn info_dialog(title: &str, text: &str) {
[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: `img`
[INFO] [stdout]   --> src/config.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn img(&self) -> Option<&String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.04s
[INFO] running `Command { std: "docker" "inspect" "3eee12789f394bf36fc89cba48a8e28dc4ebe1dc955ae02001155c373c46af93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eee12789f394bf36fc89cba48a8e28dc4ebe1dc955ae02001155c373c46af93", kill_on_drop: false }`
[INFO] [stdout] 3eee12789f394bf36fc89cba48a8e28dc4ebe1dc955ae02001155c373c46af93