[INFO] fetching crate libheif-rs 0.15.0...
[INFO] checking libheif-rs-0.15.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate libheif-rs 0.15.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate libheif-rs 0.15.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libheif-rs 0.15.0
[INFO] finished tweaking crates.io crate libheif-rs 0.15.0
[INFO] tweaked toml for crates.io crate libheif-rs 0.15.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c7b5e8d78dfcb4ca55272f7c188e49073cfb758b278cede17803a55cdd82422
[INFO] running `Command { std: "docker" "start" "-a" "1c7b5e8d78dfcb4ca55272f7c188e49073cfb758b278cede17803a55cdd82422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c7b5e8d78dfcb4ca55272f7c188e49073cfb758b278cede17803a55cdd82422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c7b5e8d78dfcb4ca55272f7c188e49073cfb758b278cede17803a55cdd82422", kill_on_drop: false }`
[INFO] [stdout] 1c7b5e8d78dfcb4ca55272f7c188e49073cfb758b278cede17803a55cdd82422
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a2fca29b73695ba9d21eb62314590003c8ec5b39a0191c6eb45ec6fa928d7ff
[INFO] running `Command { std: "docker" "start" "-a" "3a2fca29b73695ba9d21eb62314590003c8ec5b39a0191c6eb45ec6fa928d7ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling libheif-sys v1.12.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking mutate_once v0.1.1
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking kamadak-exif v0.5.4
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling enumn v0.1.3
[INFO] [stderr]     Checking libheif-rs v0.15.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `reader`
[INFO] [stdout]   --> src/context.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     reader: Option<Box<Box<dyn Reader>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `reader`
[INFO] [stdout]   --> src/context.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     reader: Option<Box<Box<dyn Reader>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.49s
[INFO] running `Command { std: "docker" "inspect" "3a2fca29b73695ba9d21eb62314590003c8ec5b39a0191c6eb45ec6fa928d7ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a2fca29b73695ba9d21eb62314590003c8ec5b39a0191c6eb45ec6fa928d7ff", kill_on_drop: false }`
[INFO] [stdout] 3a2fca29b73695ba9d21eb62314590003c8ec5b39a0191c6eb45ec6fa928d7ff