[INFO] fetching crate material-color-utilities-rs 0.2.1...
[INFO] testing material-color-utilities-rs-0.2.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate material-color-utilities-rs 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate material-color-utilities-rs 0.2.1
[INFO] finished tweaking crates.io crate material-color-utilities-rs 0.2.1
[INFO] tweaked toml for crates.io crate material-color-utilities-rs 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate material-color-utilities-rs 0.2.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_approx_eq v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 925cc458a1475f7124c1ef5382eab9db5606783cafeaacf97110f3463eac3cdd
[INFO] running `Command { std: "docker" "start" "-a" "925cc458a1475f7124c1ef5382eab9db5606783cafeaacf97110f3463eac3cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "925cc458a1475f7124c1ef5382eab9db5606783cafeaacf97110f3463eac3cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "925cc458a1475f7124c1ef5382eab9db5606783cafeaacf97110f3463eac3cdd", kill_on_drop: false }`
[INFO] [stdout] 925cc458a1475f7124c1ef5382eab9db5606783cafeaacf97110f3463eac3cdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e02dc70afe7f3fd6020b44f93acfb9ab004123b3c0151fd7dd296799340da38
[INFO] running `Command { std: "docker" "start" "-a" "4e02dc70afe7f3fd6020b44f93acfb9ab004123b3c0151fd7dd296799340da38", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling material-color-utilities-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `linearized`
[INFO] [stdout]  --> src/htc/cam16.rs:4:41
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::util::color::{argb_from_xyz, linearized, xyz_from_argb};
[INFO] [stdout]   |                                         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/htc/cam16.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout]  34 | impl Cam16 {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 119 |     fn new(
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.55s
[INFO] running `Command { std: "docker" "inspect" "4e02dc70afe7f3fd6020b44f93acfb9ab004123b3c0151fd7dd296799340da38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e02dc70afe7f3fd6020b44f93acfb9ab004123b3c0151fd7dd296799340da38", kill_on_drop: false }`
[INFO] [stdout] 4e02dc70afe7f3fd6020b44f93acfb9ab004123b3c0151fd7dd296799340da38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4ee70d2c7177f5c8c5db2dab3ef41597ac7ee5d8c00470880814638893fed10
[INFO] running `Command { std: "docker" "start" "-a" "c4ee70d2c7177f5c8c5db2dab3ef41597ac7ee5d8c00470880814638893fed10", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stdout] warning: unused import: `linearized`
[INFO] [stdout]  --> src/htc/cam16.rs:4:41
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::util::color::{argb_from_xyz, linearized, xyz_from_argb};
[INFO] [stdout]   |                                         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/htc/cam16.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout]  34 | impl Cam16 {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 119 |     fn new(
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling material-color-utilities-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `linearized`
[INFO] [stdout]  --> src/htc/cam16.rs:4:41
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::util::color::{argb_from_xyz, linearized, xyz_from_argb};
[INFO] [stdout]   |                                         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/htc/cam16.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout]  34 | impl Cam16 {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 119 |     fn new(
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIDGRAY` is never used
[INFO] [stdout]    --> src/htc/mod.rs:110:11
[INFO] [stdout]     |
[INFO] [stdout] 110 |     const MIDGRAY: [u8; 4] = [0xff, 0x77, 0x77, 0x77];
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "c4ee70d2c7177f5c8c5db2dab3ef41597ac7ee5d8c00470880814638893fed10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4ee70d2c7177f5c8c5db2dab3ef41597ac7ee5d8c00470880814638893fed10", kill_on_drop: false }`
[INFO] [stdout] c4ee70d2c7177f5c8c5db2dab3ef41597ac7ee5d8c00470880814638893fed10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 104745718be7b7533f499d9c609db9ec07b1ec663f2ab07e9b64f6f40a2cd91f
[INFO] running `Command { std: "docker" "start" "-a" "104745718be7b7533f499d9c609db9ec07b1ec663f2ab07e9b64f6f40a2cd91f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `linearized`
[INFO] [stderr]  --> src/htc/cam16.rs:4:41
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::util::color::{argb_from_xyz, linearized, xyz_from_argb};
[INFO] [stderr]   |                                         ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/htc/cam16.rs:119:8
[INFO] [stderr]     |
[INFO] [stderr]  34 | impl Cam16 {
[INFO] [stderr]     | ---------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 119 |     fn new(
[INFO] [stderr]     |        ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `material-color-utilities-rs` (lib) generated 2 warnings (run `cargo fix --lib -p material-color-utilities-rs` to apply 1 suggestion)
[INFO] [stderr] warning: constant `MIDGRAY` is never used
[INFO] [stderr]    --> src/htc/mod.rs:110:11
[INFO] [stderr]     |
[INFO] [stderr] 110 |     const MIDGRAY: [u8; 4] = [0xff, 0x77, 0x77, 0x77];
[INFO] [stderr]     |           ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `material-color-utilities-rs` (lib test) generated 3 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/material_color_utilities_rs-869f5e52e25f7a7e)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test htc::tests::colors ... ok
[INFO] [stdout] test htc::tests::cam_white ... ok
[INFO] [stdout] test htc::tests::gamut_map_colors ... ok
[INFO] [stdout] test htc::tests::cam_red ... ok
[INFO] [stdout] test htc::tests::cam_blue ... ok
[INFO] [stdout] test htc::tests::conversions_are_reflexive ... ok
[INFO] [stdout] test htc::tests::cam_green ... ok
[INFO] [stdout] test htc::tests::cam_black ... ok
[INFO] [stdout] test score::tests::priority_test ... ok
[INFO] [stderr]    Doc-tests material_color_utilities_rs
[INFO] [stdout] test quantize::quantizer_celebi::tests::test_1b ... ok
[INFO] [stdout] test quantize::quantizer_celebi::tests::test_1r_1g_1b ... ok
[INFO] [stdout] test quantize::quantizer_celebi::tests::test_2r_3g ... ok
[INFO] [stdout] test quantize::quantizer_celebi::tests::test_1g ... ok
[INFO] [stdout] test quantize::quantizer_celebi::tests::test_1r ... ok
[INFO] [stdout] test quantize::quantizer_celebi::tests::test_5b ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[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" "104745718be7b7533f499d9c609db9ec07b1ec663f2ab07e9b64f6f40a2cd91f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "104745718be7b7533f499d9c609db9ec07b1ec663f2ab07e9b64f6f40a2cd91f", kill_on_drop: false }`
[INFO] [stdout] 104745718be7b7533f499d9c609db9ec07b1ec663f2ab07e9b64f6f40a2cd91f