[INFO] fetching crate iridescent 0.2.1...
[INFO] testing iridescent-0.2.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate iridescent 0.2.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate iridescent 0.2.1
[INFO] finished tweaking crates.io crate iridescent 0.2.1
[INFO] tweaked toml for crates.io crate iridescent 0.2.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate iridescent 0.2.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate iridescent 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5883c10ce5f081147e3626d36265d9f53a6b2db65a7e55a165c86c95a1dd9d9b
[INFO] running `Command { std: "docker" "start" "-a" "5883c10ce5f081147e3626d36265d9f53a6b2db65a7e55a165c86c95a1dd9d9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5883c10ce5f081147e3626d36265d9f53a6b2db65a7e55a165c86c95a1dd9d9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5883c10ce5f081147e3626d36265d9f53a6b2db65a7e55a165c86c95a1dd9d9b", kill_on_drop: false }`
[INFO] [stdout] 5883c10ce5f081147e3626d36265d9f53a6b2db65a7e55a165c86c95a1dd9d9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 776f74a84d008ffafbf6375664d92c2e93a54f888ede20dc5e416d902b7bc395
[INFO] running `Command { std: "docker" "start" "-a" "776f74a84d008ffafbf6375664d92c2e93a54f888ede20dc5e416d902b7bc395", kill_on_drop: false }`
[INFO] [stderr]    Compiling iridescent v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/color.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Simple(u8);
[INFO] [stdout]   |            ------ ^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "776f74a84d008ffafbf6375664d92c2e93a54f888ede20dc5e416d902b7bc395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "776f74a84d008ffafbf6375664d92c2e93a54f888ede20dc5e416d902b7bc395", kill_on_drop: false }`
[INFO] [stdout] 776f74a84d008ffafbf6375664d92c2e93a54f888ede20dc5e416d902b7bc395
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 83b1f823c5082dc71938fbcee3db533a779e8b6b2bdf196f47e39356e5f61519
[INFO] running `Command { std: "docker" "start" "-a" "83b1f823c5082dc71938fbcee3db533a779e8b6b2bdf196f47e39356e5f61519", kill_on_drop: false }`
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/color.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Simple(u8);
[INFO] [stdout]   |            ------ ^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling iridescent v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/color.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Simple(u8);
[INFO] [stdout]   |            ------ ^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "83b1f823c5082dc71938fbcee3db533a779e8b6b2bdf196f47e39356e5f61519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83b1f823c5082dc71938fbcee3db533a779e8b6b2bdf196f47e39356e5f61519", kill_on_drop: false }`
[INFO] [stdout] 83b1f823c5082dc71938fbcee3db533a779e8b6b2bdf196f47e39356e5f61519
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] feeb71304d9990a33a2e260fcb365eb65329c6215676288521ea57963eedec48
[INFO] running `Command { std: "docker" "start" "-a" "feeb71304d9990a33a2e260fcb365eb65329c6215676288521ea57963eedec48", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> src/color.rs:3:19
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Simple(u8);
[INFO] [stderr]   |            ------ ^^
[INFO] [stderr]   |            |
[INFO] [stderr]   |            field in this struct
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider removing this field
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `iridescent` (lib) generated 1 warning
[INFO] [stderr] warning: `iridescent` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/iridescent-b2802f6a2ae19662)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_background_const_colors ... ok
[INFO] [stdout] test tests::test_foreground_const_colors ... ok
[INFO] [stdout] test tests::test_hexadecimal_strings ... ok
[INFO] [stdout] test tests::test_modes ... ok
[INFO] [stdout] test tests::test_high_bit_depth ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "feeb71304d9990a33a2e260fcb365eb65329c6215676288521ea57963eedec48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feeb71304d9990a33a2e260fcb365eb65329c6215676288521ea57963eedec48", kill_on_drop: false }`
[INFO] [stdout] feeb71304d9990a33a2e260fcb365eb65329c6215676288521ea57963eedec48