[INFO] cloning repository https://github.com/orhun/i3-workspace-brightness
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/orhun/i3-workspace-brightness" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forhun%2Fi3-workspace-brightness", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forhun%2Fi3-workspace-brightness'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37dc57b6b930bfe6432a07cd16c1be750ddb3167
[INFO] checking orhun/i3-workspace-brightness against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forhun%2Fi3-workspace-brightness" "/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/orhun/i3-workspace-brightness on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/orhun/i3-workspace-brightness
[INFO] finished tweaking git repo https://github.com/orhun/i3-workspace-brightness
[INFO] tweaked toml for git repo https://github.com/orhun/i3-workspace-brightness written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/orhun/i3-workspace-brightness already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85da47ef18b31d24ebf69f490a0a62886f37a45bc37d93157a9113f838093602
[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" "85da47ef18b31d24ebf69f490a0a62886f37a45bc37d93157a9113f838093602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85da47ef18b31d24ebf69f490a0a62886f37a45bc37d93157a9113f838093602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85da47ef18b31d24ebf69f490a0a62886f37a45bc37d93157a9113f838093602", kill_on_drop: false }`
[INFO] [stdout] 85da47ef18b31d24ebf69f490a0a62886f37a45bc37d93157a9113f838093602
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 0ae8403b014bd41ea45b7a1c81dd2116d84476368abd1c1ffe724285f81d4aa0
[INFO] running `Command { std: "docker" "start" "-a" "0ae8403b014bd41ea45b7a1c81dd2116d84476368abd1c1ffe724285f81d4aa0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking i3ipc v0.10.1
[INFO] [stderr]     Checking i3-workspace-brightness v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.40s
[INFO] running `Command { std: "docker" "inspect" "0ae8403b014bd41ea45b7a1c81dd2116d84476368abd1c1ffe724285f81d4aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ae8403b014bd41ea45b7a1c81dd2116d84476368abd1c1ffe724285f81d4aa0", kill_on_drop: false }`
[INFO] [stdout] 0ae8403b014bd41ea45b7a1c81dd2116d84476368abd1c1ffe724285f81d4aa0