[INFO] fetching crate imagequant 2.13.0...
[INFO] checking imagequant-2.13.0 against try#9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c for pr-79472
[INFO] extracting crate imagequant 2.13.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate imagequant 2.13.0 on toolchain 9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imagequant 2.13.0
[INFO] finished tweaking crates.io crate imagequant 2.13.0
[INFO] tweaked toml for crates.io crate imagequant 2.13.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate imagequant 2.13.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded imagequant-sys v2.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c20ee4e2e89c99cc6d4ab6c0c200f30b4f717ffea1c0e6fe5b208d3453322ff5
[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" "c20ee4e2e89c99cc6d4ab6c0c200f30b4f717ffea1c0e6fe5b208d3453322ff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c20ee4e2e89c99cc6d4ab6c0c200f30b4f717ffea1c0e6fe5b208d3453322ff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c20ee4e2e89c99cc6d4ab6c0c200f30b4f717ffea1c0e6fe5b208d3453322ff5", kill_on_drop: false }`
[INFO] [stdout] c20ee4e2e89c99cc6d4ab6c0c200f30b4f717ffea1c0e6fe5b208d3453322ff5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2793eae8e65100d34f5c409aaed43bf7e556d7da783876978310a2adbb3a3d97
[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" "2793eae8e65100d34f5c409aaed43bf7e556d7da783876978310a2adbb3a3d97", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking bytemuck v1.4.1
[INFO] [stderr]    Compiling imagequant-sys v2.13.0
[INFO] [stderr]     Checking rgb v0.8.25
[INFO] [stderr]     Checking imagequant v2.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.42s
[INFO] running `Command { std: "docker" "inspect" "2793eae8e65100d34f5c409aaed43bf7e556d7da783876978310a2adbb3a3d97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2793eae8e65100d34f5c409aaed43bf7e556d7da783876978310a2adbb3a3d97", kill_on_drop: false }`
[INFO] [stdout] 2793eae8e65100d34f5c409aaed43bf7e556d7da783876978310a2adbb3a3d97