[INFO] fetching crate imagequant 3.1.0...
[INFO] testing imagequant-3.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate imagequant 3.1.0 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate imagequant 3.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imagequant 3.1.0
[INFO] finished tweaking crates.io crate imagequant 3.1.0
[INFO] tweaked toml for crates.io crate imagequant 3.1.0 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] crate crates.io crate imagequant 3.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c1e609af8a3184cac3b65287b28d20b78707a14e3f5cbc09f9b21eaa3635d81
[INFO] running `Command { std: "docker" "start" "-a" "1c1e609af8a3184cac3b65287b28d20b78707a14e3f5cbc09f9b21eaa3635d81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c1e609af8a3184cac3b65287b28d20b78707a14e3f5cbc09f9b21eaa3635d81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c1e609af8a3184cac3b65287b28d20b78707a14e3f5cbc09f9b21eaa3635d81", kill_on_drop: false }`
[INFO] [stdout] 1c1e609af8a3184cac3b65287b28d20b78707a14e3f5cbc09f9b21eaa3635d81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57b58b1644f80c53eac7321b6f7a1de1cb2a7e92230fafbab39c98ab09f9505f
[INFO] running `Command { std: "docker" "start" "-a" "57b58b1644f80c53eac7321b6f7a1de1cb2a7e92230fafbab39c98ab09f9505f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling rgb v0.8.27
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling imagequant-sys v3.1.0+sys2.16.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling fallible_collections v0.4.3
[INFO] [stderr]    Compiling imagequant v3.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.44s
[INFO] running `Command { std: "docker" "inspect" "57b58b1644f80c53eac7321b6f7a1de1cb2a7e92230fafbab39c98ab09f9505f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57b58b1644f80c53eac7321b6f7a1de1cb2a7e92230fafbab39c98ab09f9505f", kill_on_drop: false }`
[INFO] [stdout] 57b58b1644f80c53eac7321b6f7a1de1cb2a7e92230fafbab39c98ab09f9505f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e0e20365775b8887ce4a708d0d4e92f437439dd1cdb228ab319c4404912a139
[INFO] running `Command { std: "docker" "start" "-a" "6e0e20365775b8887ce4a708d0d4e92f437439dd1cdb228ab319c4404912a139", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling imagequant v3.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "6e0e20365775b8887ce4a708d0d4e92f437439dd1cdb228ab319c4404912a139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e0e20365775b8887ce4a708d0d4e92f437439dd1cdb228ab319c4404912a139", kill_on_drop: false }`
[INFO] [stdout] 6e0e20365775b8887ce4a708d0d4e92f437439dd1cdb228ab319c4404912a139
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f05ffaa141847305adb144b38e900752d67e9eb88a1847af7452479a6a3db47a
[INFO] running `Command { std: "docker" "start" "-a" "f05ffaa141847305adb144b38e900752d67e9eb88a1847af7452479a6a3db47a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.44s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/imagequant-e99953a4bf0e347b)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test custom_allocator_test ... ok
[INFO] [stdout] test copy_img ... ok
[INFO] [stdout] test takes_rgba ... ok
[INFO] [stdout] test histogram ... ok
[INFO] [stdout] test callback_test ... ok
[INFO] [stdout] test set_importance_map ... ok
[INFO] [stdout] test thread ... ok
[INFO] [stdout] test poke_it ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests imagequant
[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] running `Command { std: "docker" "inspect" "f05ffaa141847305adb144b38e900752d67e9eb88a1847af7452479a6a3db47a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05ffaa141847305adb144b38e900752d67e9eb88a1847af7452479a6a3db47a", kill_on_drop: false }`
[INFO] [stdout] f05ffaa141847305adb144b38e900752d67e9eb88a1847af7452479a6a3db47a