[INFO] fetching crate imagequant-sys 4.0.3...
[INFO] checking imagequant-sys-4.0.3 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate imagequant-sys 4.0.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate imagequant-sys 4.0.3
[INFO] finished tweaking crates.io crate imagequant-sys 4.0.3
[INFO] tweaked toml for crates.io crate imagequant-sys 4.0.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate imagequant-sys 4.0.3 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08e9b8de4630f85d2636e777688d16b44edf62db483498333e38245f0ab13d01
[INFO] running `Command { std: "docker" "start" "-a" "08e9b8de4630f85d2636e777688d16b44edf62db483498333e38245f0ab13d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08e9b8de4630f85d2636e777688d16b44edf62db483498333e38245f0ab13d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08e9b8de4630f85d2636e777688d16b44edf62db483498333e38245f0ab13d01", kill_on_drop: false }`
[INFO] [stdout] 08e9b8de4630f85d2636e777688d16b44edf62db483498333e38245f0ab13d01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91c2d3a3b5ca7ecd334e4f037a79e3354f618defa170b6e751508473b0cb9b68
[INFO] running `Command { std: "docker" "start" "-a" "91c2d3a3b5ca7ecd334e4f037a79e3354f618defa170b6e751508473b0cb9b68", kill_on_drop: false }`
[INFO] [stderr]     Checking rgb v0.8.50
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling imagequant-sys v4.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking imagequant v4.3.4
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/ffi.rs:27:24
[INFO] [stdout]    |
[INFO] [stdout] 27 |     c_api_free: unsafe extern fn(*mut c_void),
[INFO] [stdout]    |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/ffi.rs:34:24
[INFO] [stdout]    |
[INFO] [stdout] 34 |     c_api_free: unsafe extern fn(*mut c_void),
[INFO] [stdout]    |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/ffi.rs:428:85
[INFO] [stdout]     |
[INFO] [stdout] 428 | pub extern "C" fn liq_attr_create_with_allocator(_unused: *mut c_void, free: unsafe extern fn(*mut c_void)) -> Option<Box<liq_attr>> {
[INFO] [stdout]     |                                                                                     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/ffi.rs:27:24
[INFO] [stdout]    |
[INFO] [stdout] 27 |     c_api_free: unsafe extern fn(*mut c_void),
[INFO] [stdout]    |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/ffi.rs:34:24
[INFO] [stdout]    |
[INFO] [stdout] 34 |     c_api_free: unsafe extern fn(*mut c_void),
[INFO] [stdout]    |                        ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> src/ffi.rs:428:85
[INFO] [stdout]     |
[INFO] [stdout] 428 | pub extern "C" fn liq_attr_create_with_allocator(_unused: *mut c_void, free: unsafe extern fn(*mut c_void)) -> Option<Box<liq_attr>> {
[INFO] [stdout]     |                                                                                     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "91c2d3a3b5ca7ecd334e4f037a79e3354f618defa170b6e751508473b0cb9b68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91c2d3a3b5ca7ecd334e4f037a79e3354f618defa170b6e751508473b0cb9b68", kill_on_drop: false }`
[INFO] [stdout] 91c2d3a3b5ca7ecd334e4f037a79e3354f618defa170b6e751508473b0cb9b68