[INFO] cloning repository https://github.com/asimpson/win-switch-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asimpson/win-switch-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasimpson%2Fwin-switch-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasimpson%2Fwin-switch-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7365812866ad1c2095a9b810fa1a88c44f1b3471
[INFO] checking asimpson/win-switch-rs against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasimpson%2Fwin-switch-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/asimpson/win-switch-rs on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/asimpson/win-switch-rs
[INFO] finished tweaking git repo https://github.com/asimpson/win-switch-rs
[INFO] tweaked toml for git repo https://github.com/asimpson/win-switch-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/asimpson/win-switch-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f3bf55125a5a0fdc3971bbe2d58c4fb727e0fe3b1d020e711ab6d29da4db35d
[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" "3f3bf55125a5a0fdc3971bbe2d58c4fb727e0fe3b1d020e711ab6d29da4db35d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f3bf55125a5a0fdc3971bbe2d58c4fb727e0fe3b1d020e711ab6d29da4db35d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f3bf55125a5a0fdc3971bbe2d58c4fb727e0fe3b1d020e711ab6d29da4db35d", kill_on_drop: false }`
[INFO] [stdout] 3f3bf55125a5a0fdc3971bbe2d58c4fb727e0fe3b1d020e711ab6d29da4db35d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] e7bc204518e08b6e90393d1aa24c728d27604afe89ac80b23e282456cfcffae7
[INFO] running `Command { std: "docker" "start" "-a" "e7bc204518e08b6e90393d1aa24c728d27604afe89ac80b23e282456cfcffae7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling uninitialized v0.0.2
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling ddc-hi v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]    Compiling argh_shared v0.1.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking mccs v0.1.0
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]     Checking i2c v0.1.0
[INFO] [stderr]     Checking ddc v0.2.2
[INFO] [stderr]     Checking resize-slice v0.1.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking i2c-linux-sys v0.2.0
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking udev v0.2.0
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking i2c-linux v0.1.2
[INFO] [stderr]     Checking ddc-i2c v0.2.1
[INFO] [stderr]     Checking mccs-caps v0.1.0
[INFO] [stderr]     Checking edid v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling argh_derive v0.1.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking argh v0.1.4
[INFO] [stderr]     Checking mccs-db v0.1.2
[INFO] [stderr]     Checking win-switch-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.66s
[INFO] running `Command { std: "docker" "inspect" "e7bc204518e08b6e90393d1aa24c728d27604afe89ac80b23e282456cfcffae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7bc204518e08b6e90393d1aa24c728d27604afe89ac80b23e282456cfcffae7", kill_on_drop: false }`
[INFO] [stdout] e7bc204518e08b6e90393d1aa24c728d27604afe89ac80b23e282456cfcffae7