[INFO] cloning repository https://github.com/n8henrie/dashbutton
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/n8henrie/dashbutton" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn8henrie%2Fdashbutton", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn8henrie%2Fdashbutton'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d3f06811da90fb97b27fdf817cc6658fa6ea72c
[INFO] checking n8henrie/dashbutton against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn8henrie%2Fdashbutton" "/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/n8henrie/dashbutton on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/n8henrie/dashbutton
[INFO] finished tweaking git repo https://github.com/n8henrie/dashbutton
[INFO] tweaked toml for git repo https://github.com/n8henrie/dashbutton written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/n8henrie/dashbutton already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 7985a4204a0f957dd95e2870a3691ac4f85117865fd4faa86b5f519a4e04d797
[INFO] running `Command { std: "docker" "start" "-a" "7985a4204a0f957dd95e2870a3691ac4f85117865fd4faa86b5f519a4e04d797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7985a4204a0f957dd95e2870a3691ac4f85117865fd4faa86b5f519a4e04d797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7985a4204a0f957dd95e2870a3691ac4f85117865fd4faa86b5f519a4e04d797", kill_on_drop: false }`
[INFO] [stdout] 7985a4204a0f957dd95e2870a3691ac4f85117865fd4faa86b5f519a4e04d797
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1415bee1130721f41097c05f7611e3f11e50c92d804c6a821f2072d62a0ac20a
[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" "1415bee1130721f41097c05f7611e3f11e50c92d804c6a821f2072d62a0ac20a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking pcap v0.7.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking dashbutton v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.33s
[INFO] running `Command { std: "docker" "inspect" "1415bee1130721f41097c05f7611e3f11e50c92d804c6a821f2072d62a0ac20a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1415bee1130721f41097c05f7611e3f11e50c92d804c6a821f2072d62a0ac20a", kill_on_drop: false }`
[INFO] [stdout] 1415bee1130721f41097c05f7611e3f11e50c92d804c6a821f2072d62a0ac20a