[INFO] cloning repository https://github.com/mdacach/display_info_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mdacach/display_info_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdacach%2Fdisplay_info_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdacach%2Fdisplay_info_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d154cdd5b66d04535ceee153d2ac888b46ca975
[INFO] checking mdacach/display_info_test against master#cced03bfd61a304243a34504618ecec86c17063f for pr-157082
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdacach%2Fdisplay_info_test" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mdacach/display_info_test
[INFO] finished tweaking git repo https://github.com/mdacach/display_info_test
[INFO] tweaked toml for git repo https://github.com/mdacach/display_info_test written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mdacach/display_info_test on toolchain cced03bfd61a304243a34504618ecec86c17063f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mdacach/display_info_test 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" "+cced03bfd61a304243a34504618ecec86c17063f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded display-info v0.1.1
[INFO] [stderr]   Downloaded sfhash v0.1.1
[INFO] [stderr]   Downloaded widestring v0.5.1
[INFO] [stderr]   Downloaded x11 v2.19.1
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.33.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.33.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.33.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.33.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.33.0
[INFO] [stderr]   Downloaded windows v0.33.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e690a8a0f000253c6a6cfe9295ecbdf985bfaa55fea3f9bde8a67567a9875dcb
[INFO] running `Command { std: "docker" "start" "e690a8a0f000253c6a6cfe9295ecbdf985bfaa55fea3f9bde8a67567a9875dcb", 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" "e690a8a0f000253c6a6cfe9295ecbdf985bfaa55fea3f9bde8a67567a9875dcb" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e690a8a0f000253c6a6cfe9295ecbdf985bfaa55fea3f9bde8a67567a9875dcb", 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" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e690a8a0f000253c6a6cfe9295ecbdf985bfaa55fea3f9bde8a67567a9875dcb" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling display-info v0.1.1
[INFO] [stderr]    Compiling x11_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling x11 v2.19.1
[INFO] [stdout] warning: unused variable: `displays`
[INFO] [stdout]   --> src/main.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let displays = DisplayInfo::all();
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_displays`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `displays`
[INFO] [stdout]   --> src/main.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let displays = DisplayInfo::all();
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_displays`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `Command { std: "docker" "inspect" "e690a8a0f000253c6a6cfe9295ecbdf985bfaa55fea3f9bde8a67567a9875dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e690a8a0f000253c6a6cfe9295ecbdf985bfaa55fea3f9bde8a67567a9875dcb", kill_on_drop: false }`
[INFO] [stdout] e690a8a0f000253c6a6cfe9295ecbdf985bfaa55fea3f9bde8a67567a9875dcb