[INFO] fetching crate pxsort 0.5.0...
[INFO] checking pxsort-0.5.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate pxsort 0.5.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate pxsort 0.5.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pxsort 0.5.0
[INFO] finished tweaking crates.io crate pxsort 0.5.0
[INFO] tweaked toml for crates.io crate pxsort 0.5.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum_macros v0.15.0
[INFO] [stderr]   Downloaded number_prefix v0.2.8
[INFO] [stderr]   Downloaded indicatif v0.11.0
[INFO] [stderr]   Downloaded strum v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2431245613bc59c971e143dffec67d0f9cedd81603da71d5bdf36d8724c4e28c
[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" "2431245613bc59c971e143dffec67d0f9cedd81603da71d5bdf36d8724c4e28c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2431245613bc59c971e143dffec67d0f9cedd81603da71d5bdf36d8724c4e28c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2431245613bc59c971e143dffec67d0f9cedd81603da71d5bdf36d8724c4e28c", kill_on_drop: false }`
[INFO] [stdout] 2431245613bc59c971e143dffec67d0f9cedd81603da71d5bdf36d8724c4e28c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--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] d27b1aa8a9d82bb6ba2810c18968366e42e07b6d89384978103bfa9f2902ec2f
[INFO] running `Command { std: "docker" "start" "-a" "d27b1aa8a9d82bb6ba2810c18968366e42e07b6d89384978103bfa9f2902ec2f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking indicatif v0.11.0
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]     Checking pxsort v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/heuristic.rs:85:31
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn func(&self) -> Box<Fn(&Rgba<u8>) -> u8> {
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Rgba<u8>) -> u8`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/heuristic.rs:85:31
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn func(&self) -> Box<Fn(&Rgba<u8>) -> u8> {
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Rgba<u8>) -> u8`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.94s
[INFO] running `Command { std: "docker" "inspect" "d27b1aa8a9d82bb6ba2810c18968366e42e07b6d89384978103bfa9f2902ec2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d27b1aa8a9d82bb6ba2810c18968366e42e07b6d89384978103bfa9f2902ec2f", kill_on_drop: false }`
[INFO] [stdout] d27b1aa8a9d82bb6ba2810c18968366e42e07b6d89384978103bfa9f2902ec2f