[INFO] cloning repository https://github.com/soenkeliebau/screenbutton
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/soenkeliebau/screenbutton" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkeliebau%2Fscreenbutton", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkeliebau%2Fscreenbutton'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 323089104ab06f143a417f64fa9bdb28742747e6
[INFO] checking soenkeliebau/screenbutton against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkeliebau%2Fscreenbutton" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/soenkeliebau/screenbutton on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/soenkeliebau/screenbutton
[INFO] finished tweaking git repo https://github.com/soenkeliebau/screenbutton
[INFO] tweaked toml for git repo https://github.com/soenkeliebau/screenbutton written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/soenkeliebau/screenbutton already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] 41b879a6d0d6ecc6ded1ae5fb4108a8bea0f624280b746b679a83a2d0939bdbe
[INFO] running `Command { std: "docker" "start" "-a" "41b879a6d0d6ecc6ded1ae5fb4108a8bea0f624280b746b679a83a2d0939bdbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41b879a6d0d6ecc6ded1ae5fb4108a8bea0f624280b746b679a83a2d0939bdbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41b879a6d0d6ecc6ded1ae5fb4108a8bea0f624280b746b679a83a2d0939bdbe", kill_on_drop: false }`
[INFO] [stdout] 41b879a6d0d6ecc6ded1ae5fb4108a8bea0f624280b746b679a83a2d0939bdbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e3c4a6004c9d4fabc3b25559fcc0ef605831bd0495d209a6d92073d87557cb3
[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" "3e3c4a6004c9d4fabc3b25559fcc0ef605831bd0495d209a6d92073d87557cb3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking system_shutdown v3.0.0
[INFO] [stderr]    Compiling tokio v1.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking rppal v0.11.3
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]     Checking screenbutton v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.33s
[INFO] running `Command { std: "docker" "inspect" "3e3c4a6004c9d4fabc3b25559fcc0ef605831bd0495d209a6d92073d87557cb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e3c4a6004c9d4fabc3b25559fcc0ef605831bd0495d209a6d92073d87557cb3", kill_on_drop: false }`
[INFO] [stdout] 3e3c4a6004c9d4fabc3b25559fcc0ef605831bd0495d209a6d92073d87557cb3