[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] a21e82cb7f639a45bdaac755dc56a3e382d3ce03
[INFO] checking LtPeriwinkle/mist against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLtPeriwinkle%2Fmist" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LtPeriwinkle/mist on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "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-7/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" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cff9965166b746cb1dc1509f86f808b4b5cea2baa2e35b83d3e0fb640c7f3e4
[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" "5cff9965166b746cb1dc1509f86f808b4b5cea2baa2e35b83d3e0fb640c7f3e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cff9965166b746cb1dc1509f86f808b4b5cea2baa2e35b83d3e0fb640c7f3e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cff9965166b746cb1dc1509f86f808b4b5cea2baa2e35b83d3e0fb640c7f3e4", kill_on_drop: false }`
[INFO] [stdout] 5cff9965166b746cb1dc1509f86f808b4b5cea2baa2e35b83d3e0fb640c7f3e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c49fcc96acb9206c973bb3cdf72ace99cd339a3489a6f222f9b5880790b1a34e
[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" "c49fcc96acb9206c973bb3cdf72ace99cd339a3489a6f222f9b5880790b1a34e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling tinyfiledialogs v3.3.10
[INFO] [stderr]     Checking ron v0.6.2
[INFO] [stderr]     Checking mist-run-utils v2.0.0 (/opt/rustwide/workdir/crates/mist-run-utils)
[INFO] [stderr]     Checking mist v1.5.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `img`
[INFO] [stdout]   --> src/config.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn img(&self) -> Option<&String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `img`
[INFO] [stdout]   --> src/config.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn img(&self) -> Option<&String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.72s
[INFO] running `Command { std: "docker" "inspect" "c49fcc96acb9206c973bb3cdf72ace99cd339a3489a6f222f9b5880790b1a34e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c49fcc96acb9206c973bb3cdf72ace99cd339a3489a6f222f9b5880790b1a34e", kill_on_drop: false }`
[INFO] [stdout] c49fcc96acb9206c973bb3cdf72ace99cd339a3489a6f222f9b5880790b1a34e