[INFO] cloning repository https://github.com/atomashpolskiy/rustface
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/atomashpolskiy/rustface" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatomashpolskiy%2Frustface", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatomashpolskiy%2Frustface'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a64caa1cc866bd56d9fb1cfc408fddf82f4161ff
[INFO] testing atomashpolskiy/rustface against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatomashpolskiy%2Frustface" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/atomashpolskiy/rustface on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/atomashpolskiy/rustface
[INFO] finished tweaking git repo https://github.com/atomashpolskiy/rustface
[INFO] tweaked toml for git repo https://github.com/atomashpolskiy/rustface written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/atomashpolskiy/rustface already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08daacb6015d62cdc884df9ba8650d3e6be3bc94b9aea9e4c7fed24405558790
[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" "08daacb6015d62cdc884df9ba8650d3e6be3bc94b9aea9e4c7fed24405558790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08daacb6015d62cdc884df9ba8650d3e6be3bc94b9aea9e4c7fed24405558790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08daacb6015d62cdc884df9ba8650d3e6be3bc94b9aea9e4c7fed24405558790", kill_on_drop: false }`
[INFO] [stdout] 08daacb6015d62cdc884df9ba8650d3e6be3bc94b9aea9e4c7fed24405558790
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4445640225effb3db29c1eba3a1f92f56de6a75b88a308ef8812f0201dd26688
[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" "4445640225effb3db29c1eba3a1f92f56de6a75b88a308ef8812f0201dd26688", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling num-complex v0.3.0
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling num v0.3.0
[INFO] [stderr]    Compiling rustface v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `min_face_size`
[INFO] [stdout]    --> src/detector/mod.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 117 |     min_face_size: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/feat/lab_boosted_featmap.rs:48:20
[INFO] [stdout]    |
[INFO] [stdout] 48 |               panic!(format!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 49 | |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stdout] 50 | |                 width, height
[INFO] [stdout] 51 | |             ));
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 48 |             panic!(
[INFO] [stdout] 49 |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stdout] 50 |                 width, height
[INFO] [stdout] 51 |             );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/feat/surf_mlp_featmap.rs:48:20
[INFO] [stdout]    |
[INFO] [stdout] 48 |               panic!(format!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 49 | |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stdout] 50 | |                 width, height
[INFO] [stdout] 51 | |             ));
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 48 |             panic!(
[INFO] [stdout] 49 |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stdout] 50 |                 width, height
[INFO] [stdout] 51 |             );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.27s
[INFO] running `Command { std: "docker" "inspect" "4445640225effb3db29c1eba3a1f92f56de6a75b88a308ef8812f0201dd26688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4445640225effb3db29c1eba3a1f92f56de6a75b88a308ef8812f0201dd26688", kill_on_drop: false }`
[INFO] [stdout] 4445640225effb3db29c1eba3a1f92f56de6a75b88a308ef8812f0201dd26688
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9802efe35d6ffb5667175be6d2d816469172620120546782e525de3dfc118fba
[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" "9802efe35d6ffb5667175be6d2d816469172620120546782e525de3dfc118fba", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling tiff v0.5.0
[INFO] [stdout] warning: field is never read: `min_face_size`
[INFO] [stdout]    --> src/detector/mod.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 117 |     min_face_size: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/feat/lab_boosted_featmap.rs:48:20
[INFO] [stdout]    |
[INFO] [stdout] 48 |               panic!(format!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 49 | |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stdout] 50 | |                 width, height
[INFO] [stdout] 51 | |             ));
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 48 |             panic!(
[INFO] [stdout] 49 |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stdout] 50 |                 width, height
[INFO] [stdout] 51 |             );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/feat/surf_mlp_featmap.rs:48:20
[INFO] [stdout]    |
[INFO] [stdout] 48 |               panic!(format!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 49 | |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stdout] 50 | |                 width, height
[INFO] [stdout] 51 | |             ));
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 48 |             panic!(
[INFO] [stdout] 49 |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stdout] 50 |                 width, height
[INFO] [stdout] 51 |             );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rulinalg v0.4.2
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling png v0.16.7
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling image v0.23.9
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling imageproc v0.22.0
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling rustface v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `min_face_size`
[INFO] [stdout]    --> src/detector/mod.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 117 |     min_face_size: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/feat/lab_boosted_featmap.rs:48:20
[INFO] [stdout]    |
[INFO] [stdout] 48 |               panic!(format!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 49 | |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stdout] 50 | |                 width, height
[INFO] [stdout] 51 | |             ));
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 48 |             panic!(
[INFO] [stdout] 49 |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stdout] 50 |                 width, height
[INFO] [stdout] 51 |             );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/feat/surf_mlp_featmap.rs:48:20
[INFO] [stdout]    |
[INFO] [stdout] 48 |               panic!(format!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 49 | |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stdout] 50 | |                 width, height
[INFO] [stdout] 51 | |             ));
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 48 |             panic!(
[INFO] [stdout] 49 |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stdout] 50 |                 width, height
[INFO] [stdout] 51 |             );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "9802efe35d6ffb5667175be6d2d816469172620120546782e525de3dfc118fba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9802efe35d6ffb5667175be6d2d816469172620120546782e525de3dfc118fba", kill_on_drop: false }`
[INFO] [stdout] 9802efe35d6ffb5667175be6d2d816469172620120546782e525de3dfc118fba
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 377829a6cc2fdfb5fc67baae472ab00e494084921d5f778ab4db9afd9351c107
[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" "377829a6cc2fdfb5fc67baae472ab00e494084921d5f778ab4db9afd9351c107", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `min_face_size`
[INFO] [stderr]    --> src/detector/mod.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     min_face_size: i32,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/feat/lab_boosted_featmap.rs:48:20
[INFO] [stderr]    |
[INFO] [stderr] 48 |               panic!(format!(
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 49 | |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stderr] 50 | |                 width, height
[INFO] [stderr] 51 | |             ));
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 48 |             panic!(
[INFO] [stderr] 49 |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stderr] 50 |                 width, height
[INFO] [stderr] 51 |             );
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/feat/surf_mlp_featmap.rs:48:20
[INFO] [stderr]    |
[INFO] [stderr] 48 |               panic!(format!(
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 49 | |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stderr] 50 | |                 width, height
[INFO] [stderr] 51 | |             ));
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 48 |             panic!(
[INFO] [stderr] 49 |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stderr] 50 |                 width, height
[INFO] [stderr] 51 |             );
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `min_face_size`
[INFO] [stderr]    --> src/detector/mod.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     min_face_size: i32,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/feat/lab_boosted_featmap.rs:48:20
[INFO] [stderr]    |
[INFO] [stderr] 48 |               panic!(format!(
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 49 | |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stderr] 50 | |                 width, height
[INFO] [stderr] 51 | |             ));
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 48 |             panic!(
[INFO] [stderr] 49 |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stderr] 50 |                 width, height
[INFO] [stderr] 51 |             );
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/feat/surf_mlp_featmap.rs:48:20
[INFO] [stderr]    |
[INFO] [stderr] 48 |               panic!(format!(
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 49 | |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stderr] 50 | |                 width, height
[INFO] [stderr] 51 | |             ));
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 48 |             panic!(
[INFO] [stderr] 49 |                 "Illegal arguments: width ({}), height ({})",
[INFO] [stderr] 50 |                 width, height
[INFO] [stderr] 51 |             );
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustface-cb7e66da1e4d1f7d)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test common::tests::test_seq_take ... ok
[INFO] [stdout] test math::tests::test_abs ... ok
[INFO] [stdout] test math::tests::test_square ... ok
[INFO] [stderr]    Doc-tests rustface
[INFO] [stdout] test math::tests::test_vector_sub ... ok
[INFO] [stdout] test common::tests::test_seq_take_while ... ok
[INFO] [stdout] test math::tests::test_vector_add ... ok
[INFO] [stdout] test math::tests::test_vector_inner_product ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "377829a6cc2fdfb5fc67baae472ab00e494084921d5f778ab4db9afd9351c107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "377829a6cc2fdfb5fc67baae472ab00e494084921d5f778ab4db9afd9351c107", kill_on_drop: false }`
[INFO] [stdout] 377829a6cc2fdfb5fc67baae472ab00e494084921d5f778ab4db9afd9351c107