[INFO] fetching crate art_color_begin 0.1.0...
[INFO] testing art_color_begin-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate art_color_begin 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate art_color_begin 0.1.0
[INFO] finished tweaking crates.io crate art_color_begin 0.1.0
[INFO] tweaked toml for crates.io crate art_color_begin 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate art_color_begin 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate art_color_begin 0.1.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 074e3074f1e8132d8ec29db3f97bca319bd23acce5e4be60f83326480b1f24e1
[INFO] running `Command { std: "docker" "start" "-a" "074e3074f1e8132d8ec29db3f97bca319bd23acce5e4be60f83326480b1f24e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "074e3074f1e8132d8ec29db3f97bca319bd23acce5e4be60f83326480b1f24e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "074e3074f1e8132d8ec29db3f97bca319bd23acce5e4be60f83326480b1f24e1", kill_on_drop: false }`
[INFO] [stdout] 074e3074f1e8132d8ec29db3f97bca319bd23acce5e4be60f83326480b1f24e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16125c28399960b7f2608e48e6c231fc6cbdfc1fa33fc388f237b38b4005a104
[INFO] running `Command { std: "docker" "start" "-a" "16125c28399960b7f2608e48e6c231fc6cbdfc1fa33fc388f237b38b4005a104", kill_on_drop: false }`
[INFO] [stderr]    Compiling art_color_begin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `color1`
[INFO] [stdout]   --> src/lib.rs:26:16
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn mix(color1: PrimaryColor, color2: SecondColor) {}
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color2`
[INFO] [stdout]   --> src/lib.rs:26:38
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn mix(color1: PrimaryColor, color2: SecondColor) {}
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "16125c28399960b7f2608e48e6c231fc6cbdfc1fa33fc388f237b38b4005a104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16125c28399960b7f2608e48e6c231fc6cbdfc1fa33fc388f237b38b4005a104", kill_on_drop: false }`
[INFO] [stdout] 16125c28399960b7f2608e48e6c231fc6cbdfc1fa33fc388f237b38b4005a104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 899769ff6b2d73037e81c4afea02fd12dbd4ac8ff79c1705b23a9945da16892e
[INFO] running `Command { std: "docker" "start" "-a" "899769ff6b2d73037e81c4afea02fd12dbd4ac8ff79c1705b23a9945da16892e", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `color1`
[INFO] [stdout]   --> src/lib.rs:26:16
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn mix(color1: PrimaryColor, color2: SecondColor) {}
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling art_color_begin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `color2`
[INFO] [stdout]   --> src/lib.rs:26:38
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn mix(color1: PrimaryColor, color2: SecondColor) {}
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/lib.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color1`
[INFO] [stdout]   --> src/lib.rs:26:16
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn mix(color1: PrimaryColor, color2: SecondColor) {}
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color2`
[INFO] [stdout]   --> src/lib.rs:26:38
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn mix(color1: PrimaryColor, color2: SecondColor) {}
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "899769ff6b2d73037e81c4afea02fd12dbd4ac8ff79c1705b23a9945da16892e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "899769ff6b2d73037e81c4afea02fd12dbd4ac8ff79c1705b23a9945da16892e", kill_on_drop: false }`
[INFO] [stdout] 899769ff6b2d73037e81c4afea02fd12dbd4ac8ff79c1705b23a9945da16892e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6162fe536751a07afd03ec5d8e69e58f128416d7e38e6f06deee3f63206e90df
[INFO] running `Command { std: "docker" "start" "-a" "6162fe536751a07afd03ec5d8e69e58f128416d7e38e6f06deee3f63206e90df", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `color1`
[INFO] [stderr]   --> src/lib.rs:26:16
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn mix(color1: PrimaryColor, color2: SecondColor) {}
[INFO] [stderr]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color2`
[INFO] [stderr]   --> src/lib.rs:26:38
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn mix(color1: PrimaryColor, color2: SecondColor) {}
[INFO] [stderr]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stderr] 
[INFO] [stderr] warning: `art_color_begin` (lib) generated 2 warnings (run `cargo fix --lib -p art_color_begin` to apply 2 suggestions)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/lib.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `art_color_begin` (lib test) generated 3 warnings (2 duplicates) (run `cargo fix --lib -p art_color_begin --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/art_color_begin-1d65c2aa7456a1cb)
[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] [stderr]    Doc-tests art_color_begin
[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" "6162fe536751a07afd03ec5d8e69e58f128416d7e38e6f06deee3f63206e90df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6162fe536751a07afd03ec5d8e69e58f128416d7e38e6f06deee3f63206e90df", kill_on_drop: false }`
[INFO] [stdout] 6162fe536751a07afd03ec5d8e69e58f128416d7e38e6f06deee3f63206e90df