[INFO] fetching crate pngquant 2.16.0-alpha.1...
[INFO] testing pngquant-2.16.0-alpha.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate pngquant 2.16.0-alpha.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate pngquant 2.16.0-alpha.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pngquant 2.16.0-alpha.1
[INFO] finished tweaking crates.io crate pngquant 2.16.0-alpha.1
[INFO] tweaked toml for crates.io crate pngquant 2.16.0-alpha.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate pngquant 2.16.0-alpha.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rgb v0.8.27
[INFO] [stderr]   Downloaded imagequant-sys v3.1.0+sys2.16.0
[INFO] [stderr]   Downloaded cocoa_image v1.0.4
[INFO] [stderr]   Downloaded lcms2-sys v3.1.8
[INFO] [stderr]   Downloaded openmp-sys v1.2.0
[INFO] [stderr]   Downloaded libpng-sys v1.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d7ce4de0a3c2277a9b2dcf5d0b8a3ddfdbf629fabe25a28b3f9f46344fb8dcc
[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" "9d7ce4de0a3c2277a9b2dcf5d0b8a3ddfdbf629fabe25a28b3f9f46344fb8dcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d7ce4de0a3c2277a9b2dcf5d0b8a3ddfdbf629fabe25a28b3f9f46344fb8dcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d7ce4de0a3c2277a9b2dcf5d0b8a3ddfdbf629fabe25a28b3f9f46344fb8dcc", kill_on_drop: false }`
[INFO] [stdout] 9d7ce4de0a3c2277a9b2dcf5d0b8a3ddfdbf629fabe25a28b3f9f46344fb8dcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1996aec3df6842e42cb66b89d3415491541d0d543391035bf74e4b5fc0ba1f53
[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" "1996aec3df6842e42cb66b89d3415491541d0d543391035bf74e4b5fc0ba1f53", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling dunce v1.0.2
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling wild v2.0.4
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling rgb v0.8.27
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling lcms2-sys v3.1.8
[INFO] [stderr]    Compiling imagequant-sys v3.1.0+sys2.16.0
[INFO] [stderr]    Compiling libpng-sys v1.1.8
[INFO] [stderr]    Compiling pngquant v2.16.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.84s
[INFO] running `Command { std: "docker" "inspect" "1996aec3df6842e42cb66b89d3415491541d0d543391035bf74e4b5fc0ba1f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1996aec3df6842e42cb66b89d3415491541d0d543391035bf74e4b5fc0ba1f53", kill_on_drop: false }`
[INFO] [stdout] 1996aec3df6842e42cb66b89d3415491541d0d543391035bf74e4b5fc0ba1f53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--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] d3ef924df47dbcecf207729fc7e60a582b2f017a4cbf4b49c9414e48bd85f828
[INFO] running `Command { std: "docker" "start" "-a" "d3ef924df47dbcecf207729fc7e60a582b2f017a4cbf4b49c9414e48bd85f828", kill_on_drop: false }`
[INFO] [stderr]    Compiling pngquant v2.16.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "d3ef924df47dbcecf207729fc7e60a582b2f017a4cbf4b49c9414e48bd85f828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3ef924df47dbcecf207729fc7e60a582b2f017a4cbf4b49c9414e48bd85f828", kill_on_drop: false }`
[INFO] [stdout] d3ef924df47dbcecf207729fc7e60a582b2f017a4cbf4b49c9414e48bd85f828
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 626d3d5937c8fc02de748d5a87d532db1b1f993cf3bc002df2b9795dfcbaea69
[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" "626d3d5937c8fc02de748d5a87d532db1b1f993cf3bc002df2b9795dfcbaea69", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pngquant-0626439eeaca493a)
[INFO] running `Command { std: "docker" "inspect" "626d3d5937c8fc02de748d5a87d532db1b1f993cf3bc002df2b9795dfcbaea69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "626d3d5937c8fc02de748d5a87d532db1b1f993cf3bc002df2b9795dfcbaea69", kill_on_drop: false }`
[INFO] [stdout] 626d3d5937c8fc02de748d5a87d532db1b1f993cf3bc002df2b9795dfcbaea69