[INFO] crate colorful 0.1.0 is already in cache
[INFO] extracting crate colorful 0.1.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/colorful/0.1.0
[INFO] extracting crate colorful 0.1.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/colorful/0.1.0
[INFO] validating manifest of colorful-0.1.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of colorful-0.1.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing colorful-0.1.0
[INFO] finished frobbing colorful-0.1.0
[INFO] frobbed toml for colorful-0.1.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/colorful/0.1.0/Cargo.toml
[INFO] started frobbing colorful-0.1.0
[INFO] finished frobbing colorful-0.1.0
[INFO] frobbed toml for colorful-0.1.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/colorful/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing colorful-0.1.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/colorful/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] c581019a4186574bafb07558c167c13f8c1dd306ed3a7e2faf414637de7392b0
[INFO] running `"docker" "start" "-a" "c581019a4186574bafb07558c167c13f8c1dd306ed3a7e2faf414637de7392b0"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling colorful v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt::Display`
[INFO] [stderr]  --> src/core/colors.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::Display;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Formatter`
[INFO] [stderr]  --> src/core/colors.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt::Formatter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Result as FmtResult`
[INFO] [stderr]  --> src/core/colors.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fmt::Result as FmtResult;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/core/colors.rs:579:9
[INFO] [stderr]     |
[INFO] [stderr] 579 |     let mut red: f32;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/core/colors.rs:580:9
[INFO] [stderr]     |
[INFO] [stderr] 580 |     let mut green: f32;
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/core/colors.rs:581:9
[INFO] [stderr]     |
[INFO] [stderr] 581 |     let mut blue: f32;
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "c581019a4186574bafb07558c167c13f8c1dd306ed3a7e2faf414637de7392b0"`
[INFO] running `"docker" "rm" "-f" "c581019a4186574bafb07558c167c13f8c1dd306ed3a7e2faf414637de7392b0"`
[INFO] [stdout] c581019a4186574bafb07558c167c13f8c1dd306ed3a7e2faf414637de7392b0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/colorful/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] e51077585780103073da3480b08d9f5d410ab6c277ac88413fca87964fae3f0c
[INFO] running `"docker" "start" "-a" "e51077585780103073da3480b08d9f5d410ab6c277ac88413fca87964fae3f0c"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling colorful v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt::Display`
[INFO] [stderr]  --> src/core/colors.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::Display;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Formatter`
[INFO] [stderr]  --> src/core/colors.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt::Formatter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Result as FmtResult`
[INFO] [stderr]  --> src/core/colors.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fmt::Result as FmtResult;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/core/colors.rs:579:9
[INFO] [stderr]     |
[INFO] [stderr] 579 |     let mut red: f32;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/core/colors.rs:580:9
[INFO] [stderr]     |
[INFO] [stderr] 580 |     let mut green: f32;
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/core/colors.rs:581:9
[INFO] [stderr]     |
[INFO] [stderr] 581 |     let mut blue: f32;
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `"docker" "inspect" "e51077585780103073da3480b08d9f5d410ab6c277ac88413fca87964fae3f0c"`
[INFO] running `"docker" "rm" "-f" "e51077585780103073da3480b08d9f5d410ab6c277ac88413fca87964fae3f0c"`
[INFO] [stdout] e51077585780103073da3480b08d9f5d410ab6c277ac88413fca87964fae3f0c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/colorful/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] cdba7f2bff6bedabc08578130aec2c938183643f2d3fcdc1a3f1321a2f802b08
[INFO] running `"docker" "start" "-a" "cdba7f2bff6bedabc08578130aec2c938183643f2d3fcdc1a3f1321a2f802b08"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/colorful-2ff8e57942a08f24
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_all_color-f0c8b150adf128b9
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_color ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_basic-0c85bd4c7caf9e7a
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_1 ... ok
[INFO] [stdout] test test_bg_color ... ok
[INFO] [stdout] test test_color ... ok
[INFO] [stdout] test test_interface ... ok
[INFO] [stdout] test test_mix ... ok
[INFO] [stdout] test test_style ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_extra-4062f73fa1328b51
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_extra_color ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_hsl-ec73cf7160503cf2
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_hsl_2_rgb_1 ... ok
[INFO] [stdout] test test_hsl_2_rgb_2 ... ok
[INFO] [stdout] test test_hsl_2_rgb_3 ... ok
[INFO] [stdout] test test_hsl_color ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests colorful
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Display (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "cdba7f2bff6bedabc08578130aec2c938183643f2d3fcdc1a3f1321a2f802b08"`
[INFO] running `"docker" "rm" "-f" "cdba7f2bff6bedabc08578130aec2c938183643f2d3fcdc1a3f1321a2f802b08"`
[INFO] [stdout] cdba7f2bff6bedabc08578130aec2c938183643f2d3fcdc1a3f1321a2f802b08