[INFO] fetching crate i3-workspace-brightness 1.0.2...
[INFO] checking i3-workspace-brightness-1.0.2 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate i3-workspace-brightness 1.0.2 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate i3-workspace-brightness 1.0.2 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate i3-workspace-brightness 1.0.2
[INFO] finished tweaking crates.io crate i3-workspace-brightness 1.0.2
[INFO] tweaked toml for crates.io crate i3-workspace-brightness 1.0.2 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] crate crates.io crate i3-workspace-brightness 1.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--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-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8509dc6bfb565d4d11e287622c34f51114f9d84b56d17976dc7a7f1750a1918
[INFO] running `Command { std: "docker" "start" "-a" "e8509dc6bfb565d4d11e287622c34f51114f9d84b56d17976dc7a7f1750a1918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8509dc6bfb565d4d11e287622c34f51114f9d84b56d17976dc7a7f1750a1918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8509dc6bfb565d4d11e287622c34f51114f9d84b56d17976dc7a7f1750a1918", kill_on_drop: false }`
[INFO] [stdout] e8509dc6bfb565d4d11e287622c34f51114f9d84b56d17976dc7a7f1750a1918
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a669fd7d3f151f0fc6130fd6d907cc45561dd37f163da6f602ff6af9567a01d
[INFO] running `Command { std: "docker" "start" "-a" "0a669fd7d3f151f0fc6130fd6d907cc45561dd37f163da6f602ff6af9567a01d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.115
[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 byteorder v1.3.4
[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 10.24s
[INFO] running `Command { std: "docker" "inspect" "0a669fd7d3f151f0fc6130fd6d907cc45561dd37f163da6f602ff6af9567a01d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a669fd7d3f151f0fc6130fd6d907cc45561dd37f163da6f602ff6af9567a01d", kill_on_drop: false }`
[INFO] [stdout] 0a669fd7d3f151f0fc6130fd6d907cc45561dd37f163da6f602ff6af9567a01d